Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hien tinh » khien tinh, thien tinh, bien tinh
hanh manh » hanh mang, hoang manh, thanh minh
lanh manh » lanh tranh, lan anh, van manh
cua thong » cua thuong, cua khong, cua tong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: hoc hien tinh - ((hanh manh) or (lanh manh)) cua thong cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien tinh - ((hanh manh) OR (lanh manh)) cua thong cong dan toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - ((hanh manh) or (lanh manh)) cua thong cong dan toan tap*.