Perhaps you should try some spelling variations:
thien van » thi van
van thanh » ban thanh, van tuan
va triet » va thiet, va trien, ve triet
thanh vi » hanh vi, thanh va, thanh ve
van nang » van quang, van ban, van dong
sang ky » sang kyo, tang ky, bang ky
luc van » luoc van, luu van, duc van
dang ky » dang y, dan ky, dong ky
nang co » nang cao, nang doc, nang noi
san ky » van ky, dan ky, ban ky
co hoi » co hoc, co loi
vi va » vi van, vai va, vu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((((san ky) OR (sang ky))) or (dang ky)) nang co hoi. thien van nang luc van thanh vi va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((((san ky) OR (sang ky))) OR (dang ky)) nang co hoi. thien van nang luc van thanh vi va triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((((san ky) OR (sang ky))) or (dang ky)) nang co hoi. thien van nang luc van thanh vi va triet".
• Adding a wildcard symbol may retrieve word variants: te ((((san ky) OR (sang ky))) or (dang ky)) nang co hoi. thien van nang luc van thanh vi va triet*.