Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"quoc doi java slippers" » "cuoc doi java slippers", "quoc hoi java slippers", "luoc doi java slippers", "quoc doi va slippers", "quoc doi java slippery", "quoc doi java grippers"

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: (((("quoc doi java slippers") or ("using java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quoc doi java slippers") OR ("using java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( quoc doi java slippers ) or ( using java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quoc doi java slippers") or ("using java java snippets"))) or ("locating bugs code snippets"))*.