Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
vai cua » dai cua, hai cua, lai cua
xuc ban » duc ban, cuc ban, quoc ban
luc van » luoc van, luu van, duc van
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
tu nong » tu dong, tu cong, tu tong
tu nang » tru nang, tu nano, tu lang
ve cac » va cac, vien cac
cua tu » cua tuc, cua su, cua cu

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 ((tu nang) or (tu nong)) mai hoi. hieu ve cac ((luc van) or (xuc ban)) hanh vai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((tu nang) OR (tu nong)) mai hoi. hieu ve cac ((luc van) OR (xuc ban)) hanh vai cua tu.
• Adding a wildcard symbol may retrieve word variants: te sach ((tu nang) or (tu nong)) mai hoi. hieu ve cac ((luc van) or (xuc ban)) hanh vai cua tu*.