Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cua » doanh cua, manh cua
phan song » phan cong, phan hong, phan xuong
ban song » bang song, bean song, ban cong
dan thai » dang thai, dan than, ban thai
dan thi » dang thi, tran thi, dinh thi

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - canh tranh cua ((ban song) or (phan song)) ((dan thai) OR (dan thi)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - canh tranh cua ((ban song) OR (phan song)) ((dan thai) OR (dan thi)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - canh tranh cua ((ban song) or (phan song)) ((dan thai) OR (dan thi)) cao".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - canh tranh cua ((ban song) or (phan song)) ((dan thai) OR (dan thi)) cao*.