Perhaps you should try some spelling variations:
trong thanh » truong thanh, trung thanh, rong thanh
hanh doanh » hang doanh, chinh doanh, doanh doanh
dong thanh » truong thanh
doanh qua » doanh quan, doanh cua, danh qua
qua dung » quang dung, su dung, qua song
ho diep » hong diep, cho dieu
ban can » ban dan, ban hang, ban hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho diep tinh - hanh doanh qua dung ((trong thanh) or (dong thanh)) ban can~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho diep tinh - hanh doanh qua dung ((trong thanh) OR (dong thanh)) ban can.
• Adding a wildcard symbol may retrieve word variants: ho diep tinh - hanh doanh qua dung ((trong thanh) or (dong thanh)) ban can*.