Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
chieu xanh » chieu sach, chieu sang, chieu tinh
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
quan hang » quan hoang, quan lang, quan hanh
hang cong » dang cong, hang nong, bang cong
cong tac » cong ty
da ban » dia ban, dua ban, day 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) or (chieu xanh))) or (nhieu tang)) - hanh trinh quan hang cong tac da ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hieu nganh) OR (chieu xanh))) OR (nhieu tang)) - hanh trinh quan hang cong tac da ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((((hieu nganh) or (chieu xanh))) or (nhieu tang)) - hanh trinh quan hang cong tac da ban*.