diff --git a/Manual_tools/aspell/.aspell.conf b/Manual_tools/aspell/.aspell.conf
index ba4e780dfc9..5371445b778 100644
--- a/Manual_tools/aspell/.aspell.conf
+++ b/Manual_tools/aspell/.aspell.conf
@@ -264,6 +264,9 @@ add-tex-command ccPkgIllustration pp
 add-tex-command ccIncludeExampleCode p
 add-tex-command ccInclude p
 add-tex-command ccTexHtml PP
+add-tex-command ccIndexSubitem opp
+add-tex-command ccIndexSubitemBegin pp
+add-tex-command ccIndexSubitemEnd pp
 
 #######################################################################
 #
diff --git a/Manual_tools/aspell/.aspell.en.prepl b/Manual_tools/aspell/.aspell.en.prepl
index 6c069efc276..a1f3b99881d 100644
--- a/Manual_tools/aspell/.aspell.en.prepl
+++ b/Manual_tools/aspell/.aspell.en.prepl
@@ -2,20 +2,28 @@ personal_repl-1.1 en 0
 carefull careful
 recommanded recommended
 anf and
+ites its
 contructs constructs
 excapt except
+thre three
 agorithms algorithm
 contrained constrained
+od of
 weigthed weighted
 copute compute
 akeen akin
 tiangulation triangulation
 booleans Boolean
+grey gray
+meshe mesh
+paramater parameter
+iteror iterator
 informations information
 usefull useful
 modifiability mutability
 interprated interpreted
 oder order
+witin within
 betwen between
 whoses whose
 funcitons functions
@@ -23,4 +31,5 @@ adjacencies adjacency
 et and
 wether whether
 befault default
+refered referred
 succeedding succeeding
diff --git a/Manual_tools/aspell/.aspell.en.pws b/Manual_tools/aspell/.aspell.en.pws
index 53915540871..2da38c2c698 100644
--- a/Manual_tools/aspell/.aspell.en.pws
+++ b/Manual_tools/aspell/.aspell.en.pws
@@ -1,10 +1,13 @@
-personal_ws-1.1 en 137 
+personal_ws-1.1 en 163 
 halfedge
 Devillers
 dereference
+Sibson's
 functor
+homeomorphic
 Acml
 Institut
+constructible
 OpenNL
 Lapack
 Algorithmische
@@ -15,8 +18,10 @@ DefaultConstructible
 iso
 Kettner
 ISR
+Unmarks
 Informatik
 Berberich
+Farin
 Graduiertenkolleg
 TDS
 Schirra
@@ -29,6 +34,7 @@ Inria
 polyhedra
 inline
 unary
+subfaces
 parameterized
 Freiseisen
 Hoffmann
@@ -49,26 +55,35 @@ circumcircle
 Giezeman
 GeometryFactory
 Wittenberg
+Interpolants
+Runge
 Flato
 Raab
 bijection
 Aviv
 Wein
 Sylvain
+massless
 Stl
 Haran
 Zukerman
+bilinear
+Frechet
+subcomplex
 Otfried
+priori
 Hanniel
 Cgal
 Guigue
 templated
 reals
+Farin's
 Austern
 Kruithof
 circulators
 Blas
 typedefs
+VRML
 GALIA
 Pion
 parameterization
@@ -79,10 +94,13 @@ Geert
 PostScript
 indices
 simplicial
+quadric
 inlining
 typename
 polyline
 GIS
+bivariate
+Oudot
 accessor
 Yvinec
 Teillaud
@@ -90,14 +108,17 @@ Fsf
 Fogel
 Ressler
 combinatorics
+subface
 Lutz
 tetrahedra
 Gmp
+Amenta
 Lgpl
 functors
 isometry
 Umbilics
 CopyConstructible
+quadrics
 Dcel
 iff
 Boissonnat
@@ -107,6 +128,8 @@ Gpl
 typenames
 tetrahedralization
 Postconditions
+Kutta
+PLC
 Mathematik
 Remco
 struct
@@ -114,6 +137,8 @@ polylines
 tuples
 inlined
 Nechushtan
+interpolant
+Sibson
 postcondition
 enums
 formulae
@@ -131,6 +156,7 @@ Delage
 makefile
 wrt
 Kde
+trilinear
 Veltkamp
 Minkowski
 Geomview