Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
hien xanh » hien hanh, hien nhanh, chieu xanh
quan long » quan lang, quan dong, quan hoang
long cong » luong cong, cong cong, tong cong
danh toan » anh toan, dan toan, dang toan
manh toan » thanh toan, anh tuan, tinh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - hanh trinh quan long cong ((danh toan) or (manh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh trinh quan long cong ((danh toan) OR (manh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh trinh quan long cong ((danh toan) or (manh toan)) cau*.