Perhaps you should try some spelling variations:
cong ngang » cong nhan, cong quang, cong lang
hoc thieu » toc thieu, hoc hien
cach manh » cach mang, cach nhanh, sach danh
ho chieu » theo chieu, doi chieu, mot chieu
manh cua » doanh cua, ban cua
cong van » cong vang, cong san, song van
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoc thieu)) xanh - cach manh cua cong ((cong van) or (cong ngang)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - cach manh cua cong ((cong van) OR (cong ngang)) phan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) xanh - cach manh cua cong ((cong van) or (cong ngang)) phan cau*.