Perhaps you should try some spelling variations:
cua triet » cua viet, va triet
thanh tai » thanh hai, thanh toan, doanh tai
su triet » su viet, su tien, ve triet
va thanh » gia thanh, ban thanh, va tinh
cam tuc » cam xuc, cam tu, nam thuc
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
va cam » va cham, va cac, va cao
sac ky » cac ky, sai ky
tuc va » thuc va, truc va, tuc xa
tu sac » tu sach, tu cac, tu san

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

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