Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cam thue » cam thu, lam thue, nam thue
tang tai » hang tai, dung tai, sang tao
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
thue va » thuc va, thuyet va, thuc vat
va tang » va trang, van tang, ha tang
cua tre » cua te, dua tren, cua thep
cuu tre » cau tren, cau treo
y nang » ky nang, ly nang, v nang
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y nang xa hoi. lieu va cam thue va tang tai ((((cua tre) or (cua triet))) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. lieu va cam thue va tang tai ((((cua tre) OR (cua triet))) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. lieu va cam thue va tang tai ((((cua tre) or (cua triet))) or (cuu tre))*.