Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
van hanh » van thanh, ban hanh, van anh
chat xuc » chat huu, cam xuc, chao xu
xuc van » duc van, luc van, vuc van
ky sang » ky dang, ky tang, duy sang
vai cua » dai cua, hai cua, lai cua
tai hai » thi hai, dai hai, tai ha
hieu su » hieu sau, hieu so, hieu suat
tieu su » thieu so
tu sac » tu sach, tu cac, tu san
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: tu sac ((ky sang) or (ky nang)) tai hai. ((hieu su) OR (tieu su)) chat xuc van hanh vai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ((ky sang) OR (ky nang)) tai hai. ((hieu su) OR (tieu su)) chat xuc van hanh vai cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ((ky sang) or (ky nang)) tai hai. ((hieu su) OR (tieu su)) chat xuc van hanh vai cua tu".
• Adding a wildcard symbol may retrieve word variants: tu sac ((ky sang) or (ky nang)) tai hai. ((hieu su) OR (tieu su)) chat xuc van hanh vai cua tu*.