Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vu thuong cao snippets" » "vu thuong code snippets", "vu truong cao snippets", "vu thong cao snippets", "vu thuong chau snippets", "va thuong cao snippets", "tu thuong cao snippets", "yeu thuong cao snippets"
"using java java snippets" » "using data java snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") OR ("vu thuong cao snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java java snippets\") OR (\"vu thuong cao snippets\"))) OR (\"locating bug core snippets\"))*".
• Removing quotes may allow a broader search: (((( using java java snippets ) OR ( vu thuong cao snippets ))) OR ( locating bug core snippets ))*.