Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
canh trinh » hanh trinh, canh tinh, anh trinh
tuan bang » tuan dang, tuan hoang, thuat bang
hoc tien » hoc tieng, hoc hien, hoc vien
tien anh » tieng anh, tien manh, dien anh
ve nhung » va nhung, tu nhung
cong dan » cong san, cong tan, huong dan
dan tuan » doan tuan, van tuan, dan luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc tien anh - ((canh trinh) OR (canh tranh)) ve nhung cong dan tuan bang~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc tien anh - ((canh trinh) OR (canh tranh)) ve nhung cong dan tuan bang".
• Adding a wildcard symbol may retrieve word variants: hoc tien anh - ((canh trinh) OR (canh tranh)) ve nhung cong dan tuan bang*.