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