Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong van » cong vang, cong san, song van
than cao » toan cao, than cap, than sao
thai cao » tai cao, thoai cac, thuat cao
ho lieu » so lieu, ho kieu, ho chieu
co lieu » cot lieu, co hieu, so lieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho lieu) OR (co lieu)) tinh - hanh trung cua nhung cong van ((than cao) or (thai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho lieu) OR (co lieu)) tinh - hanh trung cua nhung cong van ((than cao) OR (thai cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho lieu) OR (co lieu)) tinh - hanh trung cua nhung cong van ((than cao) or (thai cao))".
• Adding a wildcard symbol may retrieve word variants: ((ho lieu) OR (co lieu)) tinh - hanh trung cua nhung cong van ((than cao) or (thai cao))*.