Perhaps you should try some spelling variations:
khoang cong » hoang cong, khoang trong, thong cong
truong tao » truong cao, truong dao, truong tho
truong tai » truong dai, truong thi, truong cao
doi trieu » dong trieu, doi chieu, doi trinh
cong sat » cong suat, cong san, cong hat
sat phan » sat nhan, vat phan, xuat phan
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: doi trieu tinh - anh ((truong tao) OR (truong tai)) khoang cong sat phan dau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi trieu tinh - anh ((truong tao) OR (truong tai)) khoang cong sat phan dau".
• Adding a wildcard symbol may retrieve word variants: doi trieu tinh - anh ((truong tao) OR (truong tai)) khoang cong sat phan dau*.