Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java java slippers" » "using data java slippers", "using java java slippery", "using java java grippers"
"quoc su java snippets" » "quoc suu java snippets", "luoc su java snippets", "duoc su java snippets", "quoc ngu java snippets"

You may be able to get more results by adjusting your search query.

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