Perhaps you should try some spelling variations:
tuan soc » quan so, xuan son, dan soc
dinh cuu » dinh chi
te sang » te bang, te hang, te san
sang ky » sang kyo, dang ky, tang ky
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va tuan » van tuan, va quan, va toan
va hanh » van hanh, va thanh, va danh
soc va » hoc va, loc va, doc va
vi cuu » vi luu, vinh cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sang ky nang xa hoi. hieu va tuan soc va hanh ((vi cuu) or (dinh cuu)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sang ky nang xa hoi. hieu va tuan soc va hanh ((vi cuu) OR (dinh cuu)) tre.
• Adding a wildcard symbol may retrieve word variants: te sang ky nang xa hoi. hieu va tuan soc va hanh ((vi cuu) or (dinh cuu)) tre*.