Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
truong cua » truong ca, truong quan, truong cao
thong cong » trong cong, tong cong, thong thong
trung cap » truong cao, trung tam
boi tinh » bi tinh, hoi tinh, doi tinh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
hoc boi » hoc bai, hoc noi, hoc moi

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc boi tinh - thanh ((((trung tuan) or (truong cua))) or (trung cap)) thong cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc boi tinh - thanh ((((trung tuan) OR (truong cua))) OR (trung cap)) thong cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc boi tinh - thanh ((((trung tuan) or (truong cua))) or (trung cap)) thong cong tac toan cau*.