diff --git a/Part02_how-pagedjs-works.md b/Part02_how-pagedjs-works.md
index 8e7afc4c0651212124d121151a564729d2db9d2b..c06c49e718fc3d858b948d8a94652a18e9407b95 100755
--- a/Part02_how-pagedjs-works.md
+++ b/Part02_how-pagedjs-works.md
@@ -58,7 +58,7 @@ The library is build in differents javascript parts that work together:
 
 
 
-## The chunker
+## The Chunker: fragment the content
 
 The chuncker part of paged.js getting your stylized content split into your page chunks. 
 
@@ -87,7 +87,7 @@ This doesn't prevent you from using the CSS column property in your content
 
 
 
-## The polysher: polyfill the print declarations
+## The Polysher: polyfill the print declarations
 
 
 
@@ -182,7 +182,7 @@ Across this documentation, we will specify the CSS properties we implement and t
 
 
 
-## Previewer / Pagined rendering
+## The Previewer: pagined rendering
 
 
 
@@ -194,7 +194,7 @@ Using es6 modules you can add the previewer to your own scripts. You can also de
 
 
 
-## DOM modification
+## DOM modifications