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