Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
van thanh » ban thanh, van tuan
luoc van » luoc can, luoc va, luc van
cac luoc » cac nuoc, cac cuoc, cac quoc
cuc tre » duc tre, cua tre, cuu tre
hieu ve » hieu va, hieu van
ve cac » va cac, vien cac
tu bat » tu ban, tu dat
nang o » nang co, nang ho, nang ro
tu can » tu ban, tu cac, thu canh
tu san » thu san, tu ban, vu san
o lai » o lao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu bat) or (((tu san) or (tu can)))) ky nang o lai. hieu ve cac luoc van thanh tai cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu bat) OR (((tu san) OR (tu can)))) ky nang o lai. hieu ve cac luoc van thanh tai cuc tre.
• Adding a wildcard symbol may retrieve word variants: ((tu bat) or (((tu san) or (tu can)))) ky nang o lai. hieu ve cac luoc van thanh tai cuc tre*.