Perhaps you should try some spelling variations:
trung phuong » truong phuong, rung phuong, thuong phuong
chinh doanh » kinh doanh
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, doanh doanh, kinh doanh
phuong van » phung van, phong van, phuong lan
cua trung » cua truong, xuan trung, cua nhung
van thanh » ban thanh, van tuan
thanh cau » thanh chau, thanh mau, nhanh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (chieu sach)) - ((hanh doanh) OR (chinh doanh)) cua trung phuong van thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sach)) - ((hanh doanh) OR (chinh doanh)) cua trung phuong van thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) or (chieu sach)) - ((hanh doanh) OR (chinh doanh)) cua trung phuong van thanh cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chieu sach)) - ((hanh doanh) OR (chinh doanh)) cua trung phuong van thanh cau*.