Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
hanh doanh » hang doanh, doanh doanh, kinh doanh
khong song » khong dong, khong mong, khong xuong
cua khong » hua khong, cua phuong, cua thuong
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
song van » hoang van, trong van, duong van
ban tap » bai tap, han tap, ban tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo chu)) tinh - ((hanh doanh) or (chinh doanh)) cua khong song van ban tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) tinh - ((hanh doanh) OR (chinh doanh)) cua khong song van ban tap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) tinh - ((hanh doanh) or (chinh doanh)) cua khong song van ban tap*.