Perhaps you should try some spelling variations:
hoc chieu » hoc thieu, ho chieu, hoc dieu
canh manh » lanh manh, canh tranh, cach mang
dung cong » dung trong
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (hoc hien)) xanh - canh manh cua dung cong tac ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) xanh - canh manh cua dung cong tac ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) xanh - canh manh cua dung cong tac ((toan cau) or (toan tap))*.