Perhaps you should try some spelling variations:
khong cang » thong cong, khong dung, thong cung
hanh dong » anh dong, ha dong
hong bang » dong bang, hang ban, hong hanh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
dong cua » dung cua, cong cua, huong cua
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo tieu) or (ho chieu)) xanh - hanh dong cua ((khong cang) OR (hong bang)) manh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (ho chieu)) xanh - hanh dong cua ((khong cang) OR (hong bang)) manh toan tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo tieu) or (ho chieu)) xanh - hanh dong cua ((khong cang) OR (hong bang)) manh toan tap*".