Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh van » tran van, trinh van, thanh van
dung cong » dung trong
dan phan » doan phan, dan chan, van phan
phan cac » nhan cach, phan dau, phan lap
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 - canh tranh van ((dung cong) or (thong cong)) dan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - canh tranh van ((dung cong) OR (thong cong)) dan phan cac.
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - canh tranh van ((dung cong) or (thong cong)) dan phan cac*.