Perhaps you should try some spelling variations:
"dusing java java snippets" » "using java java snippets"
"hoc hien java slippers" » "hoc hien va slippers", "hoc hien java slippery", "hoc hien java 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dusing java java snippets") or ("hoc hien java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dusing java java snippets") OR ("hoc hien java slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dusing java java snippets ) or ( hoc hien java slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dusing java java snippets") or ("hoc hien java slippers"))) or ("locating bug code snippets"))*.