Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"quang nam java slippers" » "quang nam va slippers", "quang ngu java slippers", "quan nam java slippers", "quang nam java slippery", "quang nam 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: (((("quang nam java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quang nam java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quang nam java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang nam java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.