Perhaps you should try some spelling variations:
van doan » van doanh, van toan, van hoan
te sach » toc sach
hieu ve » hieu va, hieu van
luc van » luoc van, luu van, duc van
doan vi » doan va, don vi, doan thi
lua tre » dua tren, luat tri
cua tre » cua te, cuu tre, cua triet
luy tre » luyen tre
y nang » ky nang, ly nang, v nang
ve coc » ve cuoc, ve cac, ve co

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang x ho. hieu ve coc luc van doan vi ((((lua tre) or (cua tre))) or (luy tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang x ho. hieu ve coc luc van doan vi ((((lua tre) OR (cua tre))) OR (luy tre)).
• Adding a wildcard symbol may retrieve word variants: te sach y nang x ho. hieu ve coc luc van doan vi ((((lua tre) or (cua tre))) or (luy tre))*.