Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
nhiet tach » chiet tach
hoc nhiet » hoc thiet, hoc nghien, hoc hien
hanh mang » nhanh mang, hanh trang, thanh hang
dung cong » dung trong
tac tranh » tac thanh, tap tranh, sach tranh
tranh ban » trinh ban, tranh hang, tranh luan
qua dung » quang dung, su dung, qua song
cong tac » cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc nhiet tach - ((hanh mang) or (nhanh lang)) qua dung cong tac tranh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc nhiet tach - ((hanh mang) OR (nhanh lang)) qua dung cong tac tranh ban*.