Perhaps you should try some spelling variations:
lanh tranh » canh tranh, lan tranh, hanh trinh
chieu sang » chieu sach, chieu xanh, hieu lang
thong cong » trong cong, tong cong, phong chong
doi chieu » doc hieu, doi chi, ho chieu
lanh manh » lan anh, van manh, anh anh
san tran » tan tran, ban tran, dang tran
tran cao » toan cao, tran chau, trang cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - ((lanh manh) OR (lanh tranh)) cua ((thong cong) or (thong thong)) san tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - ((lanh manh) OR (lanh tranh)) cua ((thong cong) OR (thong thong)) san tran cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - ((lanh manh) OR (lanh tranh)) cua ((thong cong) or (thong thong)) san tran cao".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - ((lanh manh) OR (lanh tranh)) cua ((thong cong) or (thong thong)) san tran cao*.