Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
thanh van » thanh san, thanh phan, thanh nhan
cua triet » cua viet, su triet, va triet
te sach » toc sach
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang
tuc va » thuc va, truc va, tuc xa
ve cam » ve cham, ve cac, va cam

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 y nang xa hoi. hieu ve cam tuc va ((thanh van) or (thanh toan)) ((cua triet) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang xa hoi. hieu ve cam tuc va ((thanh van) OR (thanh toan)) ((cua triet) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. hieu ve cam tuc va ((thanh van) or (thanh toan)) ((cua triet) or (cuu tre))*.