Perhaps you should try some spelling variations:
thanh trung » thanh tung
thanh hoanh » thanh hoang, thach hoanh, thanh hoach
chieu sang » chieu sach, chieu xanh, hieu lang
quang dung » quang trung, ung dung, cuong dung
tan thanh » tran thanh, tang thanh, toan thanh
ho chieu » theo chieu, hoc thieu, doi chieu
qua dung » su dung, qua song, qua cong
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - thanh trung ((qua dung) OR (quang dung)) cong tan thanh hoanh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - thanh trung ((qua dung) OR (quang dung)) cong tan thanh hoanh".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung ((qua dung) OR (quang dung)) cong tan thanh hoanh*.