Add deisgn->design and friends, mangaer and friends and dunno as an informal one (#1491)

* Add deisgn->design and friends

* Add dunno

* Add mangaer and related ones

* Add aixs->axis

* Add installaiton->installation and friends

* Add more suggestions

* Add barnch->branch and friends

* Add a plural of pavilions

* Add gallary->gallery and friend

* Add confidance->confidence and some more variants

* Sort the dictionary