Perhaps you should try some spelling variations:
chat xuc » chat huu, chao xu, chat cua
van hanh » van thanh, ban hanh, van anh
hanh may » hanh ma, hanh mau, hanh ngay
ky tang » ky nang, ky dang, kho tang
tang ma » mang may, tang van
hieu va » lieu va, hieu qua
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
may va » may vi, day va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky tang ma hoa. hieu va ((chat xuc) or (cam xuc)) van hanh may va (thiet or thieu)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky tang ma hoa. hieu va ((chat xuc) OR (cam xuc)) van hanh may va (thiet OR thieu).
• Adding a wildcard symbol may retrieve word variants: tu sai ky tang ma hoa. hieu va ((chat xuc) or (cam xuc)) van hanh may va (thiet or thieu)*.