Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
van thuong » va thuong, van chuong, van phuong
hoc thieu » toc thieu, hoc hien
hanh tram » hanh tam, hanh trang, thanh tran
van thong » van phong, va thong, van thang
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - hanh tram ((van thong) or (van thuong)) cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - hanh tram ((van thong) OR (van thuong)) cong manh toan ban*.