Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, chau tinh, kieu tinh
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
lieu tinh » trieu tinh, diep tinh, bien tinh
cap thong » cap tong, chap thuong, phap thong
tung cap » trung cap, cung cap, thong cap
cong dan » cong san, cong tan, huong dan
chan cac » phan cac, chon cac, nhan cach
phan dau » phan tu, hang dau

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

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