Perhaps you should try some spelling variations:
"dusing java java snippets" » "using java java snippets"
"doc va java slippers" » "duoc va java slippers", "hoc va java slippers", "duc va java slippers", "doc va java slippery", "doc va java grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

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