Perhaps you should try some spelling variations:
sang mai » sang ma, sang tai, lang mai
chat xuc » chat huu, cam xuc, chao xu
thu san » thuy san, thu ban, phu san
va hanh » van hanh, va thanh, va danh
hieu so » thieu so
hieu su » hieu sau, tieu su, hieu suat
mai hai » mai thai, dai hai, mai mai
ky sang » ky nang, ky dang, ky tang
san ky » sang ky, van ky, dan ky
xuc va » duc va, tuc va, luc va
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu san ky sang mai hai. ((hieu su) OR (hieu so)) chat xuc va hanh vi ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu san ky sang mai hai. ((hieu su) OR (hieu so)) chat xuc va hanh vi ((cua te) OR (cua tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu san ky sang mai hai. ((hieu su) OR (hieu so)) chat xuc va hanh vi ((cua te) or (cua tu))".
• Adding a wildcard symbol may retrieve word variants: thu san ky sang mai hai. ((hieu su) OR (hieu so)) chat xuc va hanh vi ((cua te) or (cua tu))*.