Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong dan » phuong danh, phuong doan, huong dan
hanh hang » thanh hang, hang hang, hanh han
chu xang » chua xang, chu bang, chu quang
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
chuc » thuc, chua, phuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xang) OR (chuc nang)) - hanh hang va nhung phuong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xang) OR (chuc nang)) - hanh hang va nhung phuong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xang) OR (chuc nang)) - hanh hang va nhung phuong dan toan cao*.