Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
ve cai » va cai, ve cac, ve tai
va cam » va cham, va cac, va cao
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 ty nang xa hoi. hieu ((ve cai) or (va cam)) duc va hanh vai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu ((ve cai) OR (va cam)) duc va hanh vai cua tu.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu ((ve cai) or (va cam)) duc va hanh vai cua tu*.