Perhaps you should try some spelling variations:
lam thue » nam thue, luat thue, lam thuoc
tang tai » hang tai, dung tai, sang tao
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cam thu » nam thu, cac thu, ca thu
va tang » va trang, van tang, ha tang
tai cua » thai cua, tai cuc, tri cua
y nang » ky nang, ly nang, v nang
cua te » cua tu

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 xa hoi. hieu va ((cam thu) or (lam thue)) va tang tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. hieu va ((cam thu) OR (lam thue)) va tang tai cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. hieu va ((cam thu) or (lam thue)) va tang tai cua te*.