Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu tinh » trieu tinh, lieu tinh, chau tinh
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
van thanh » ban thanh, van tuan
thanh tai » thanh hai, thanh toan, doanh tai
manh cua » doanh cua
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu tinh - hanh ((manh cua) or (ban cua)) ((dung cong) or (thong cong)) van thanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - hanh ((manh cua) OR (ban cua)) ((dung cong) OR (thong cong)) van thanh tai.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - hanh ((manh cua) or (ban cua)) ((dung cong) or (thong cong)) van thanh tai*.