Perhaps you should try some spelling variations:
thanh doi » thanh loi, thanh moi, thanh do
va triet » va thiet, va trien, ve triet
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
tuc ban » thuc ban, truc ban, tuc dan
te sai » te tai, te bai, te lai
sai ky » sac ky
va cam » va cham, va cac, va cao
tu ban » thu ban, te ban
doi va » hoi va, noi va, dai va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sai ky nang xa hoi. hieu va cam ((tuc ban) or (tu ban)) thanh doi va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sai ky nang xa hoi. hieu va cam ((tuc ban) OR (tu ban)) thanh doi va triet.
• Adding a wildcard symbol may retrieve word variants: te sai ky nang xa hoi. hieu va cam ((tuc ban) or (tu ban)) thanh doi va triet*.