Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » trieu tinh, chau tinh, kieu tinh
chieu sach » chinh sach, chiet tach, chieu sang
lieu tinh » trieu tinh, diep tinh, bien tinh
trung ca » trung cap, truong ca, trung cua
ca trong » cay trong, cad trong, co trong
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: ho ((((chieu tinh) OR (lieu tinh))) or (chieu sach)) - thanh trung ca trong cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu tinh) OR (lieu tinh))) OR (chieu sach)) - thanh trung ca trong cong tac toan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu tinh) OR (lieu tinh))) or (chieu sach)) - thanh trung ca trong cong tac toan cau*".