Perhaps you should try some spelling variations:
thien van » thi van
dong cua » dung cua, cong cua, huong cua
nang xa » nang x, lang xa, nang ma
van lam » van nam
duc ban » duc van, dua ban, duc man
doi cua » dai cua, hoi cua
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky

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 xa hoi. thien van lam ((duc ban) OR (duc tan)) thanh ((doi cua) or (dong cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. thien van lam ((duc ban) OR (duc tan)) thanh ((doi cua) OR (dong cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang xa hoi. thien van lam ((duc ban) OR (duc tan)) thanh ((doi cua) or (dong cua)) tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. thien van lam ((duc ban) OR (duc tan)) thanh ((doi cua) or (dong cua)) tre*.