Perhaps you should try some spelling variations:
thien van » thi van
va triet » va thiet, va trien, ve triet
van tuan » van quan, van ban, anh tuan
nang co » nang cao, nang doc, nang noi
sang ky » sang kyo, dang ky, tang ky
tuan vu » tran vu, tuan cu, tuan tu
co hoi » co hoc, co loi
san ky » van ky, dan ky, ban ky
vu va » vu van, tu va, su 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)) nang co hoi. thien van ((nhan luc) or (nang luc)) van tuan vu va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((san ky) OR (sang ky)) nang co hoi. thien van ((nhan luc) OR (nang luc)) van tuan vu va triet.
• Adding a wildcard symbol may retrieve word variants: te ((san ky) or (sang ky)) nang co hoi. thien van ((nhan luc) or (nang luc)) van tuan vu va triet*.