Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh lap » thanh san, phan lap, thanh hai
xa thanh » va thanh, ha thanh, ta thanh
vu khach » vu khanh, vu khac, vay khach
su sach » so sach, vu sach
su tien » su kien, su hien, tu tieng
nam tuc » nam thuc, nam truc, nam tu
hieu he » hieu ve, hiem he, hieu le
nang ma » tang ma, sang ma, nang cao
y nang » ky nang, ly nang, v nang
he nam » ha nam, nghe nam

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) or (vu khach)) y nang ma hoa. hieu he nam tuc xa thanh lap ((cua triet) or (su tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu khach)) y nang ma hoa. hieu he nam tuc xa thanh lap ((cua triet) OR (su tien)).
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu khach)) y nang ma hoa. hieu he nam tuc xa thanh lap ((cua triet) or (su tien))*.