Perhaps you should try some spelling variations:
van khanh » van thanh, van hanh, van anh
van nang » van quang, van ban, van dong
khanh ki » khanh kiem, khanh bui, thanh kim
te sach » toc sach
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
su viet » so viet
v nang » va nang, vu nang, voi nang
ve cam » ve cham, ve cac, va cam
ki su » ky su

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((v nang) or (van nang)) mai hoi. hieu ve cam xuc van khanh ki su viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((v nang) OR (van nang)) mai hoi. hieu ve cam xuc van khanh ki su viet.
• Adding a wildcard symbol may retrieve word variants: te sach ((v nang) or (van nang)) mai hoi. hieu ve cam xuc van khanh ki su viet*.