Perhaps you should try some spelling variations:
ban hang » ngan hang
cham xuc » cam xuc, chat xuc, cham soc
thu tai » tu tai, tru tai, thu hai
hang ve » hang va, hanh ve, hang ke
xuc ban » duc ban, cuc ban, quoc ban
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
hieu vu » hieu va, hieu su, dieu vu
tang ma » mang may, tang van
tang ha » lang ha, trung ha, tang van
tai ky » thai ky, trai ky, sai ky
ve cua » le cua, de cua, te cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu tai ky ((tang ha) or (tang ma)) noi. ((hieu vu) OR (hieu ve)) cham xuc ban hang ve cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu tai ky ((tang ha) OR (tang ma)) noi. ((hieu vu) OR (hieu ve)) cham xuc ban hang ve cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu tai ky ((tang ha) or (tang ma)) noi. ((hieu vu) OR (hieu ve)) cham xuc ban hang ve cua tre".
• Adding a wildcard symbol may retrieve word variants: thu tai ky ((tang ha) or (tang ma)) noi. ((hieu vu) OR (hieu ve)) cham xuc ban hang ve cua tre*.