Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
chinh quan » chinh luan, chinh quyen, chinh ngan
quan trong » gian trong
dong thanh » truong thanh
long tinh » cong tinh, trong tinh, dong tin
luong tin » thong tin, luong tai, luong thi
hoc hieu » hoc thieu, hoc hien, doc hieu
toan ban » van 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 hieu nganh - hanh chinh quan trong ((dong thanh) or (((long tinh) or (luong tin)))) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu nganh - hanh chinh quan trong ((dong thanh) OR (((long tinh) OR (luong tin)))) toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc hieu nganh - hanh chinh quan trong ((dong thanh) or (((long tinh) or (luong tin)))) toan ban*.