Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh ve » hanh ve, thanh va, thanh vien
cham xuc » cam xuc, chat xuc, pham duc
thu sac » thu sach, thu san, thu dac
hieu vu » hieu va, hieu ve, hieu su
tang ha » lang ha, tang ma, trung ha
ky tang » ky nang, ky dang, kho tang
thu xac » thau xay
cua tre » cua te, cuu tre, cua triet
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 sac) or (thu xac)) ky tang ha noi. hieu vu ((cham xuc) OR (cham soc)) van thanh ve cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sac) OR (thu xac)) ky tang ha noi. hieu vu ((cham xuc) OR (cham soc)) van thanh ve cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu sac) or (thu xac)) ky tang ha noi. hieu vu ((cham xuc) OR (cham soc)) van thanh ve cua tre".
• Adding a wildcard symbol may retrieve word variants: ((thu sac) or (thu xac)) ky tang ha noi. hieu vu ((cham xuc) OR (cham soc)) van thanh ve cua tre*.