Perhaps you should try some spelling variations:
ky sang » ky nang, ky dang, ky tang
sang ma » tang ma, nang ma, sang tao
hieu va » hieu qua
cam luc » cam xuc, cau luc
va hanh » van hanh, va thanh, va danh
so sac » so sach, so dac
sac ky » cac ky, sai ky
ma hai » ta hai, va hai, xa hai
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sac ky sang ma hai. ((hieu va) or (lieu va)) cam luc va hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sac ky sang ma hai. ((hieu va) OR (lieu va)) cam luc va hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: so sac ky sang ma hai. ((hieu va) or (lieu va)) cam luc va hanh vi cua te*.