Perhaps you should try some spelling variations:
phuong dung » thong dung, phuong hoang
trinh luan » trinh luat, trinh quan, trinh han
canh trinh » canh tranh, hanh trinh, canh tinh
cuong dung » tuong duong, ung dung, thong dung
hoc chieu » hoc thieu, ho chieu, hoc dieu
tran chau » tranh chap, tran huu
tai tran » thai tran, tan tran, thi tran

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) OR (hoc hien)) xanh - canh trinh luan ((phuong dung) or (cuong dung)) tai tran chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) xanh - canh trinh luan ((phuong dung) OR (cuong dung)) tai tran chau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) OR (hoc hien)) xanh - canh trinh luan ((phuong dung) or (cuong dung)) tai tran chau".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) OR (hoc hien)) xanh - canh trinh luan ((phuong dung) or (cuong dung)) tai tran chau*.