Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery"
"he tam than slippers" » "he ban than slippers", "he nam than slippers", "ho tam than slippers", "se tam than slippers", "he tam than 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: (((("he tam than slippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("he tam than slippers") OR ("python using java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( he tam than slippers ) or ( python using java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("he tam than slippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.