Perhaps you should try some spelling variations:
thanh tung » thanh cong
phan thong » phan thuong, phan hong, phan tong
thong cong » trong cong, tong cong, thong thong
lieu tinh » trieu tinh, diep tinh, bien tinh
tung phan » trung phan, tuong phan, dung phan
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tai
toan ban » van ban
so lieu » so dieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so lieu tinh - thanh tung phan thong cong dan ((toan cau) or (((toan tap) or (toan ban))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so lieu tinh - thanh tung phan thong cong dan ((toan cau) OR (((toan tap) OR (toan ban)))).
• Adding a wildcard symbol may retrieve word variants: so lieu tinh - thanh tung phan thong cong dan ((toan cau) or (((toan tap) or (toan ban))))*.