Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
tong thong » thong thong, dong thong, cong thong
hoc chieu » hoc thieu, ho chieu, hoc hien
cua tong » cua cong, cua dong, cua nong
dan than » ban than, van than, dan toan
dan chan » dan gian, dan ca, van chat

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 xanh - ((hanh tranh) OR (hanh trinh)) cua tong thong ((dan than) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((hanh tranh) OR (hanh trinh)) cua tong thong ((dan than) OR (dan chan)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - ((hanh tranh) OR (hanh trinh)) cua tong thong ((dan than) or (dan chan)) cau*".