Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
bang cong » dang cong, bang song, hang cong
tang cua » tang luan, thong cua, quang cua
hang cua » hang ca, huong cua, thong cua
mang cua » manh cua, dung cua, ban cua
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » 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 tieu xanh - hanh ((tang cua) or (((hang cua) OR (mang cua)))) bang cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh ((tang cua) OR (((hang cua) OR (mang cua)))) bang cong tac toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh ((tang cua) or (((hang cua) OR (mang cua)))) bang cong tac toan cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh ((tang cua) or (((hang cua) OR (mang cua)))) bang cong tac toan cau*.