Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, chien tranh
hien nhanh » tien thanh, dien thanh, vien nganh
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
chinh cua » chinh ca, chinh sua, hinh cua
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan han » dan chan, dan than, dan hanh
han tu » phan tu, hanh tu, ban tu

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 nhanh) or (thien thanh))) or (hien hanh)) - hanh chinh cua nhung cong dan han tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hien nhanh) OR (thien thanh))) OR (hien hanh)) - hanh chinh cua nhung cong dan han tu.
• Adding a wildcard symbol may retrieve word variants: hoc ((((hien nhanh) or (thien thanh))) or (hien hanh)) - hanh chinh cua nhung cong dan han tu*.