Perhaps you should try some spelling variations:
dong thanh » truong thanh
hien xanh » hien hanh, hien nhanh, chieu xanh
manh hung » anh huong
cua nhung » va nhung
hung cua » huong cua, chung cua, khung cua
cong tan » cong tac, cong san, cong thanh
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: hoc hien xanh - manh hung cua nhung ((cong tan) or (dong thanh)) ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - manh hung cua nhung ((cong tan) OR (dong thanh)) ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - manh hung cua nhung ((cong tan) or (dong thanh)) ((toan cau) or (toan cao))*.