Perhaps you should try some spelling variations:
nhung phuong » truong phuong, bang phuong, thu phuong
dung phuong » dung thuong, bang phuong, dung chung
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhu phuong » thu phuong, thi phuong, thu huong
ho chieu » theo chieu, hoc thieu, doi chieu
tranh va » tranh van, trang va, trinh va
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap

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 tinh - canh tranh va ((((nhung phuong) OR (dung phuong))) or (nhu phuong)) van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - canh tranh va ((((nhung phuong) OR (dung phuong))) OR (nhu phuong)) van toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - canh tranh va ((((nhung phuong) OR (dung phuong))) or (nhu phuong)) van toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh tranh va ((((nhung phuong) OR (dung phuong))) or (nhu phuong)) van toan cao*.