Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
phung cong » nhung cong, phong cong, nhung chong
vien quan » lien quan, van quan, tin quan
thi phung » thi phuong, thi nhung, thi chung
hoc vien » hoc hien, hoc viet, hoc tieng
dung thi » dung tai, dung tri, dung chi
cong tan » cong tac, cong san, cong thanh
chan cau » phan cau, chinh cau, nhanh cau
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc vien quan - thanh dung thi phung cong tan ((chan cau) or (can cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc vien quan - thanh dung thi phung cong tan ((chan cau) OR (can cau))*.