Perhaps you should try some spelling variations:
truong phuong » truong chung, truong trung, dung phuong
nhung phuong » dung phuong, nhu phuong, bang phuong
thanh trung » thanh tung
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap
doi chi » doi khi

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

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