Perhaps you should try some spelling variations:
lieu tinh » trieu tinh, diep tinh, bien tinh
ctinh cua » chinh cua, sinh cua, trinh cua
dang cong » dung cong
tinh cua » trinh cua, sinh cua, tinh chat
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap
ho lieu » so lieu, co lieu, ho kieu

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 tinh - hanh ((ctinh cua) or (tinh cua)) dang cong tan ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - hanh ((ctinh cua) OR (tinh cua)) dang cong tan ((toan cao) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - hanh ((ctinh cua) or (tinh cua)) dang cong tan ((toan cao) or (van ban))*.