Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu tinh » trieu tinh, chieu tinh, thien tinh
trung tuan » trung thanh, trung tam, tran tuan
tuan duong » tuyen duong, tuong duong, van duong
cong tap » cuong tap, cong tan, tong tap
cong tac » cong ty
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: toc thieu tinh - thanh trung tuan duong ((cong tap) OR (cong tac)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu tinh - thanh trung tuan duong ((cong tap) OR (cong tac)) toan cao".
• Adding a wildcard symbol may retrieve word variants: toc thieu tinh - thanh trung tuan duong ((cong tap) OR (cong tac)) toan cao*.