Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thieu xanh » chieu xanh, thien anh, thien danh
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh ve » trinh ve, thanh ve, tranh va
ve nhung » va nhung, tu nhung
cong anh » cong danh, dong anh, hong anh
tuan cau » toan cau, quan cau, tuan cu

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) OR (hieu manh)) - canh tranh ve nhung cong anh tuan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (hieu manh)) - canh tranh ve nhung cong anh tuan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (hieu manh)) - canh tranh ve nhung cong anh tuan cau*.