Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
hong van » hoang van, thong van, phong van
van than » van thanh, van thang, van tuan
than cap » khan cap, thanh lap, thanh cac
song » cong, dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) OR (hoc thieu)) xanh - ((hanh tranh) or (hanh trinh)) qua song hong van than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) xanh - ((hanh tranh) OR (hanh trinh)) qua song hong van than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) OR (hoc thieu)) xanh - ((hanh tranh) or (hanh trinh)) qua song hong van than cap".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) OR (hoc thieu)) xanh - ((hanh tranh) or (hanh trinh)) qua song hong van than cap*.