Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets"
"dong vat java snippets" » "dong va java snippets", "dong von java snippets", "dong ha java snippets", "dong vat va snippets"

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

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