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