Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
hieu van » hieu va, thien van, lieu va
cham xuc » chat xuc, cham soc, pham duc
cuu tre » cua tre, cau tren
minh vi » minh voi, dinh vi, minh va
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
nang o » nang co, nang ho, nang ro
o hoi » co hoi, o hoc, o hai

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 nang o hoi. hieu van ((cham xuc) or (cam xuc)) van minh vi ((cuu tre) OR (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang o hoi. hieu van ((cham xuc) OR (cam xuc)) van minh vi ((cuu tre) OR (cau treo))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang o hoi. hieu van ((cham xuc) or (cam xuc)) van minh vi ((cuu tre) OR (cau treo))*".