Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
lang van » dang van, tang van, hoang van
cac toc » cac toi, cac nuoc, cac thoi
vai cua » dai cua, hai cua, lai cua
nang ma » tang ma, sang ma, nang cao
va hanh » van hanh, va thanh, va danh
hieu ve » hieu va, hieu van
toc va » hoc va, toc ta, tuc va
te sac » te sach, te cac, te san
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 sac) or (tu cac)) ky ((nang ma) or (lang van)) hoi. hieu ve cac toc va hanh vai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (tu cac)) ky ((nang ma) OR (lang van)) hoi. hieu ve cac toc va hanh vai cua tu.
• Adding a wildcard symbol may retrieve word variants: ((te sac) or (tu cac)) ky ((nang ma) or (lang van)) hoi. hieu ve cac toc va hanh vai cua tu*.