Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trung » hanh trang, manh trung, danh trung
nhung cong » dung cong, thong cong, hang cong
cong ngang » cong nhan, cong quang, cong lang
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
ban cao » bao cao, ban can, ban co
ban dan » ban hang, ban hanh, ban quan

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 - ((hanh trung) OR (thanh trung)) cua nhung cong ngang ((ban cao) or (ban dan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((hanh trung) OR (thanh trung)) cua nhung cong ngang ((ban cao) OR (ban dan)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - ((hanh trung) OR (thanh trung)) cua nhung cong ngang ((ban cao) or (ban dan))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((hanh trung) OR (thanh trung)) cua nhung cong ngang ((ban cao) or (ban dan))*.