Perhaps you should try some spelling variations:
chat tre » chay tren, chat tai, cho tre
lam chat » luan chat, cao chat, ly chat
hanh lam » thanh lap, hanh kem, hanh va
hieu va » lieu va, hieu qua
su sach » so sach, vu sach
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
va cam » va cham, va cac, va cao
xac va » tac va, ac va, bac va
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y ((nang xa) or (lang xa)) hoi. hieu va cam ((xac va) or (luc va)) hanh lam chat tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y ((nang xa) OR (lang xa)) hoi. hieu va cam ((xac va) OR (luc va)) hanh lam chat tre.
• Adding a wildcard symbol may retrieve word variants: su sach y ((nang xa) or (lang xa)) hoi. hieu va cam ((xac va) or (luc va)) hanh lam chat tre*.