Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
cham luc » nhan luc, cham cuu, chat lua
te sach » toc sach
sach ty » sach y, sach tu, sach thu
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
hieu ve » hieu va, hieu van
ty nang » ky nang, ty xang, ty hang
cua tu » cua tuc, cua su, cua cu
x hoi » o hoi, x ho, 5 hoi

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 ((x hoi) OR (xa hoi)). hieu ve ((cham luc) or (cham soc)) va hanh vai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang ((x hoi) OR (xa hoi)). hieu ve ((cham luc) OR (cham soc)) va hanh vai cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang ((x hoi) OR (xa hoi)). hieu ve ((cham luc) or (cham soc)) va hanh vai cua tu".
• Adding a wildcard symbol may retrieve word variants: te sach ty nang ((x hoi) OR (xa hoi)). hieu ve ((cham luc) or (cham soc)) va hanh vai cua tu*.