Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
van hanh » van thanh, ban hanh, van anh
ve cham » va cham, ve chat, vu cham
vai cua » dai cua, hai cua, lai cua
cach tu » cach thuc
nang ma » tang ma, sang ma, nang cao
sach tu » sach thu, sach ty, sach uu
vuc van » duc van, luc van, thuc van
ve cam » ve cac, va cam, ve cai
ma hoi » mai hoi, xa hoi, ma hoa
cua su » qua su

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) or (cach tu)) nang ma hoi. hieu ((ve cam) or (ve cham)) vuc van hanh vai cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach tu) OR (cach tu)) nang ma hoi. hieu ((ve cam) OR (ve cham)) vuc van hanh vai cua su.
• Adding a wildcard symbol may retrieve word variants: te ((sach tu) or (cach tu)) nang ma hoi. hieu ((ve cam) or (ve cham)) vuc van hanh vai cua su*.