Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh thang » nhanh thang, thanh thang, hanh trang
cua tinh » cua sinh, va tinh, ha tinh
thang va » hang va, trang va, thong va
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((cua tinh) or (may tinh)) - hanh thang va nhung cong san ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((cua tinh) OR (may tinh)) - hanh thang va nhung cong san ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo ((cua tinh) or (may tinh)) - hanh thang va nhung cong san ((toan cau) or (toan cao))*.