Perhaps you should try some spelling variations:
nhung phong » nhung phuong, nhung chong, nung phong
phong quang » phuong quang, thong quang, hong quang
hanh tranh » canh tranh, hanh trinh, hanh trang
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((dieu hanh) or (lieu tinh)) - hanh tranh cua nhung phong quang ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((dieu hanh) OR (lieu tinh)) - hanh tranh cua nhung phong quang ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo ((dieu hanh) or (lieu tinh)) - hanh tranh cua nhung phong quang ((toan cau) or (toan cao))*.