Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java slippers" » "python using data slippers", "python using java slippery", "python using java grippers"
"doi doi van snippets" » "doi voi van snippets", "doi moi van snippets", "voi doi van snippets", "doi do van snippets", "doi doi va snippets", "doi doi ban 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: (((("python using java slippers") or ("doi doi van snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippers") OR ("doi doi van snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( python using java slippers ) or ( doi doi van snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippers") or ("doi doi van snippets"))) or ("locating bugs code snippets"))*.