Perhaps you should try some spelling variations:
thien van » thi van
hanh lai » hanh lam, hanh tai, thanh lap
van hanh » van thanh, ban hanh, van anh
cho tre » cho thue, khoe tre
lai cho » lai chau, bai choi, lai cuoc
cau luc » cau truc, cau phuc
mai hoi » mai khoi, dai hoi, lai hoi
dan ky » van ky
ma hoi » xa hoi, ma hoa, me hoi
tu dan » tuc dan, tu ban, cu dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu dan ky nang ((ma hoi) or (mai hoi)). thien van ((cau luc) or (cam xuc)) van hanh lai cho tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu dan ky nang ((ma hoi) OR (mai hoi)). thien van ((cau luc) OR (cam xuc)) van hanh lai cho tre.
• Adding a wildcard symbol may retrieve word variants: tu dan ky nang ((ma hoi) or (mai hoi)). thien van ((cau luc) or (cam xuc)) van hanh lai cho tre*.