Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
cua trong » cua truong, cua trung, qua trong
van thang » van thanh, van khang, van hang
thang cao » thong cao, thang lao, nang cao
ho chieu » theo chieu, doi chieu, mot chieu
cong van » cong vang, cong san, song van

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) tinh - hanh doanh cua trong cong van thang cao~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (hoc thieu)) tinh - hanh doanh cua trong cong van thang cao*.