Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tuan » trung thanh, trung tam, tran tuan
tuan thong » toan thong, tran thong, tuan phong
thong cong » trong cong, tong cong, thong thong
cua tinh » cua sinh, va tinh, hoa tinh
cong tac » cong ty
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
ha tinh » va tinh, may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: o ((ha tinh) or (cua tinh)) - thanh trung tuan thong cong tac ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: o ((ha tinh) OR (cua tinh)) - thanh trung tuan thong cong tac ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "o ((ha tinh) or (cua tinh)) - thanh trung tuan thong cong tac ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: o ((ha tinh) or (cua tinh)) - thanh trung tuan thong cong tac ((toan cau) OR (toan cao))*.