Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
lanh manh » lanh tranh, lan anh, van manh
cong dan » cong san, cong tan, huong dan
manh va » hanh va, anh va, minh va
chan tu » phan tu, chon tu, chai tu
han tu » phan tu, hanh tu, ban tu

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: theo tieu xanh - lanh manh va nhung cong dan ((chan tu) OR (han tu))~.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - lanh manh va nhung cong dan ((chan tu) or (han tu))*.