Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
hoang manh » hoang minh, hoang anh, hoang thanh
hoang xanh » hoang anh, hoang van, hoang minh
quang dung » quang trung, ung dung, cuong dung
hieu manh » chieu xanh, hieu nganh, dieu hanh
dung cong » dung trong
tan chung » toan chung, tai chung, van chuong
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: toc ((thieu xanh) OR (hieu manh)) - ((hoang manh) or (hoang xanh)) quang dung cong tan chung cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (hieu manh)) - ((hoang manh) OR (hoang xanh)) quang dung cong tan chung cu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu xanh) OR (hieu manh)) - ((hoang manh) or (hoang xanh)) quang dung cong tan chung cu".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) OR (hieu manh)) - ((hoang manh) or (hoang xanh)) quang dung cong tan chung cu*.