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