Perhaps you should try some spelling variations:
nhung cuong » nhung cong, hung cuong, nhung chong
hieu nganh » hiem ngan, hieu manh, nghiep nganh
vien nganh » vien thanh
cuong tap » luong tap, cong tac, luong tai
chinh ca » chinh va, chinh tai, chinh cho
chinh ta » chinh tai, chinh va, chinh tri
tap quan » tac quan, hai quan
quan cau » quang cao, toan cau, quan ha

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) or (vien nganh)) - hanh ((chinh ca) OR (chinh ta)) nhung cuong tap quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu nganh) OR (vien nganh)) - hanh ((chinh ca) OR (chinh ta)) nhung cuong tap quan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu nganh) or (vien nganh)) - hanh ((chinh ca) OR (chinh ta)) nhung cuong tap quan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu nganh) or (vien nganh)) - hanh ((chinh ca) OR (chinh ta)) nhung cuong tap quan cau*.