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