Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
hieu van » hieu va, thien van, lieu va
hanh vai » hanh vi, hanh va, hanh tai
nang xa » nang x, lang xa, nang ma
van cam » van nam, van lam, van cau
cam duc » cam xuc, cao duc, pham duc
tu sai » tu bai, tu cai, tu lai
tu san » thu san, tu ban, tu can
ba chu » bua chu, ba thu, va chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sai) OR (tu san)) ky nang xa hoi. hieu van cam duc va ((hanh vai) or (thanh hai)) ba chu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sai) OR (tu san)) ky nang xa hoi. hieu van cam duc va ((hanh vai) OR (thanh hai)) ba chu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sai) OR (tu san)) ky nang xa hoi. hieu van cam duc va ((hanh vai) or (thanh hai)) ba chu".
• Adding a wildcard symbol may retrieve word variants: ((tu sai) OR (tu san)) ky nang xa hoi. hieu van cam duc va ((hanh vai) or (thanh hai)) ba chu*.