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