Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
hieu van » hieu va, thien van, lieu va
nang xa » nang x, lang xa, nang ma
van cam » van nam, van lam, van cau
duc ban » dua ban, duc man, duc manh
duc van » duc va, duc manh, duc phan
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky nang xa hoi. hieu van cam ((duc ban) or (((duc van) or (duc tan)))) thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang xa hoi. hieu van cam ((duc ban) OR (((duc van) OR (duc tan)))) thanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu cac ky nang xa hoi. hieu van cam ((duc ban) or (((duc van) or (duc tan)))) thanh vai cua tre*.