Perhaps you should try some spelling variations:
hanh manh » lanh manh, hoang manh, thanh minh
hanh mang » nhanh mang, hanh trang, nhanh lang
cong cong » cong dong, trong cong, dung cong
theo chu » theo chieu, cho chu, chao chu
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (theo chu)) xanh - ((hanh manh) OR (hanh mang)) cua cong cong tan toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hien) or (theo chu)) xanh - ((hanh manh) OR (hanh mang)) cua cong cong tan toan tap~".
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (theo chu)) xanh - ((hanh manh) OR (hanh mang)) cua cong cong tan toan tap*.