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"
"khoa cap java snippets" » "khoa cam java snippets", "khoa tap java snippets", "khoa can java snippets", "khoa cap va 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: (((("khoa cap 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: (((("khoa cap java snippets") OR ("using java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( khoa cap java snippets ) or ( using java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoa cap java snippets") or ("using java java slippers"))) or ("locating bugs code snippets"))*.