Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
te sach » toc sach
lai cua » dai cua, hai cua, lai chau
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
xac va » tac va, ac va, bac va
tuc va » thuc va, truc va, tuc xa
ma hoi » xa hoi, ma hoa, me hoi
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: te sach ky nang ((ma hoi) OR (mai hoi)). hieu ve cham ((xac va) or (tuc va)) hanh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ((ma hoi) OR (mai hoi)). hieu ve cham ((xac va) OR (tuc va)) hanh lai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang ((ma hoi) OR (mai hoi)). hieu ve cham ((xac va) or (tuc va)) hanh lai cua te*".