Perhaps you should try some spelling variations:
theo chinh » thien chinh, te chinh, che chinh
hanh tranh » canh tranh, hanh trinh, hanh trang
huong luan » cuong luan, huong loan, truong luan
tranh cua » doanh cua, manh cua
cua nhung » va nhung
huong lan » phuong lan, thuong lan, huong dan
phan tap » phan lap, han tap, phan tu
pha tap » pham tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chinh sach - hanh tranh cua nhung ((huong luan) OR (huong lan)) ((phan tap) or (pha tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chinh sach - hanh tranh cua nhung ((huong luan) OR (huong lan)) ((phan tap) OR (pha tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chinh sach - hanh tranh cua nhung ((huong luan) OR (huong lan)) ((phan tap) or (pha tap))".
• Adding a wildcard symbol may retrieve word variants: theo chinh sach - hanh tranh cua nhung ((huong luan) OR (huong lan)) ((phan tap) or (pha tap))*.