Perhaps you should try some spelling variations:
thien van » thi van
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
ky lang » ky nang, ky tang, tay lang
ky dang » ky nang, ky danh
van coc » van hoc, van loc, van co
tu van » tu va
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu van ((ky lang) OR (ky dang)) xa hoi. thien van coc luc va thanh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu van ((ky lang) OR (ky dang)) xa hoi. thien van coc luc va thanh vi cua te".
• Adding a wildcard symbol may retrieve word variants: tu van ((ky lang) OR (ky dang)) xa hoi. thien van coc luc va thanh vi cua te*.