Perhaps you should try some spelling variations:
khong tuong » khong xuong, khong trong, phong tuong
theo chinh » thien chinh, te chinh, che chinh
lanh tranh » canh tranh, lan tranh, sach tranh
hanh trinh » canh tranh, hanh chinh
hoang manh » hoang minh, hoang anh, hoang xanh
cua khong » hua khong, cua phuong, cua thuong
tuong van » truong van, trong van, duong van
van van » tan van, san van, van vat

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 - ((((lanh tranh) or (hanh trinh))) or (hoang manh)) cua khong tuong van van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chinh sach - ((((lanh tranh) OR (hanh trinh))) OR (hoang manh)) cua khong tuong van van ban.
• Adding a wildcard symbol may retrieve word variants: theo chinh sach - ((((lanh tranh) or (hanh trinh))) or (hoang manh)) cua khong tuong van van ban*.