Perhaps you should try some spelling variations:
sanh thue » anh thuc, sinh thuc, tinh thue
sach thue » sach thu, sach thieu, sach tham
va triet » va thiet, va trien, ve triet
hang di » hang doi, hang vi, hang dien
va hang » van hang, va nang, va lang
su tien » su kien, su hien, tu tieng
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
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.

• If you are trying to use Boolean operators, they must be ALL CAPS: so ((sanh thue) OR (sach thue)) nang xa hoi. hieu ve cam tuc va hang di ((va triet) OR (su tien))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so ((sanh thue) OR (sach thue)) nang xa hoi. hieu ve cam tuc va hang di ((va triet) or (su tien))~".
• Adding a wildcard symbol may retrieve word variants: so ((sanh thue) OR (sach thue)) nang xa hoi. hieu ve cam tuc va hang di ((va triet) or (su tien))*.