Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
tu sach » thu sach, su sach, te sach
va hanh » van hanh, va thanh, va danh
cam luc » cam xuc, cau luc
cua cau » cua cac, cua chu, cua cay
hieu ve » hieu va, hieu van
y nang » ky nang, ly nang, v nang
luc va » duc va, tuc va, loc va
cua te » cua tu
ve cam » ve cham, ve cac, va cam
o hoi » co hoi, o hoc, o hai
x hoi » xa 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: tu sach y nang ((x hoi) or (o hoi)). hieu ve cam luc va hanh tai ((cua te) or (cua cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang ((x hoi) OR (o hoi)). hieu ve cam luc va hanh tai ((cua te) OR (cua cau)).
• Adding a wildcard symbol may retrieve word variants: tu sach y nang ((x hoi) or (o hoi)). hieu ve cam luc va hanh tai ((cua te) or (cua cau))*.