Perhaps you should try some spelling variations:
"dusing java java snippets" » "using java java snippets"
"kinh van java slippers" » "dinh van java slippers", "vinh van java slippers", "binh van java slippers", "kinh van java slippery", "kinh van 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: (((("kinh van 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: (((("kinh van java slippers") OR ("dusing java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kinh van java slippers ) or ( dusing java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kinh van java slippers") or ("dusing java java snippets"))) or ("locating bug code snippets"))*.