Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
hoc chieu » hoc thieu, ho chieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
tan thanh » tran thanh, tang thanh, toan thanh
ban cong » bang cong, van cong, phan cong
tan than » tan tran, ban than, tam than

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 trinh cua ban cong ((tan than) OR (tan thanh)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hanh trinh cua ban cong ((tan than) OR (tan thanh)) cau*".