Perhaps you should try some spelling variations:
nhanh hai » nhanh thai, thanh hai, nhanh ha
cau theo » cau thi, cau tao
hieu van » hieu va, thien van, lieu va
va nhanh » va thanh, va hanh, va nhan
ly hang » ly quang
van cau » van dau, van hau, van chat
cau xuc » cam xuc, cau luc, cau truc
ly nang » ky nang, ly vang, ly quang
hai cau » hai chau, hai chu, hai hau
so sach » so sanh, bo sach, co sach
ma hoi » mai hoi, xa hoi, ma hoa
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ((ly nang) or (ly hang)) ma hoi. hieu van cau xuc va nhanh hai cau theo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((ly nang) OR (ly hang)) ma hoi. hieu van cau xuc va nhanh hai cau theo.
• Adding a wildcard symbol may retrieve word variants: so sach ((ly nang) or (ly hang)) ma hoi. hieu van cau xuc va nhanh hai cau theo*.