Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong ngang » cong nhan, cong quang, cong lang
ngang toan » nganh toan, dang toan, quang toan
tranh cua » doanh cua, manh cua
cua nhung » va nhung
hoc dieu » hoc thieu, hoc hien
ho chieu » theo chieu, hoc thieu, doi chieu
toan ban » van ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc dieu) OR (ho chieu)) xanh - canh tranh cua nhung cong ngang toan ban~.
• Adding a wildcard symbol may retrieve word variants: ((hoc dieu) or (ho chieu)) xanh - canh tranh cua nhung cong ngang toan ban*.