Perhaps you should try some spelling variations:
nang hai » hang hai, nang tai, dang hai
thu lang » thu hang, thu bang, phu lang
lang mai » lang dai, lang hai, lang man
so sach » bo sach, co sach, hoc sach
ke phan » kenh phan, ke thang
hai cua » thai cua, dai cua, hoi cua
va nang » van nang, da nang, cam nang
chuc va » thuc va, thuc vat
ve phan » va phan, ve phat, vi phan
mai hoi » mai khoi, dai hoi, lai hoi
so sanh » do sanh
cua te » cua tu

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) or (so sanh)) thu lang mai hoi. hieu ((ve phan) OR (ke phan)) chuc va nang hai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (so sanh)) thu lang mai hoi. hieu ((ve phan) OR (ke phan)) chuc va nang hai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) or (so sanh)) thu lang mai hoi. hieu ((ve phan) OR (ke phan)) chuc va nang hai cua te*".