Perhaps you should try some spelling variations:
bac quoc » cac quoc, bach tuoc, han quoc
lang van » dang van, tang van, hoang van
hieu van » hieu va, thien van, lieu va
te sach » toc sach
cua tre » cua te, cua triet, dua tren
benh ve » benh va, benh vien, benh viem
co benh » con benh, so benh, o benh
quoc co » quoc cao, quoc cho, duoc co
van bac » van ban, van bao, van hac
lang xa » lang ha, dang xay
cuu tre » cau tren, cau treo

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 ((lang xa) or (lang van)) hoi. hieu van bac quoc co benh ve ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y ((lang xa) OR (lang van)) hoi. hieu van bac quoc co benh ve ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach y ((lang xa) or (lang van)) hoi. hieu van bac quoc co benh ve ((cua tre) or (cuu tre))*.