Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"van dung von slippers" » "van dong von slippers", "xay dung von slippers", "tin dung von slippers", "van dung cong slippers", "van dung va slippers", "van dung von slippery", "van dung von grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java java snippets\") OR (\"van dung von slippers\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( using java java snippets ) OR ( van dung von slippers ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") OR ("van dung von slippers"))) OR ("locating bug code snippets"))*.