Perhaps you should try some spelling variations:
phuong doan » phuong loan, phuong hoang, phuong hoa
thieu xanh » chieu xanh, hieu manh, thien anh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua dung » cua dang, cua dong, qua dung
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: hoc thieu xanh - hanh tranh cua dung ((phuong doan) OR (huong dan)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh tranh cua dung ((phuong doan) OR (huong dan)) toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh tranh cua dung ((phuong doan) OR (huong dan)) toan cao*.