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