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