Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh viet » ninh viet, trinh vat
phuong dan » phuong danh, phuong doan, huong dan
ho chieu » theo chieu, hoc thieu, doi chieu
trinh va » trinh van, trinh vat, trinh ve
dan toan » van toan, dan than, manh toan
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 xanh - hanh ((trinh va) OR (trinh viet)) nhung phuong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh ((trinh va) OR (trinh viet)) nhung phuong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh ((trinh va) OR (trinh viet)) nhung phuong dan toan cao*.