Perhaps you should try some spelling variations:
"python using java slippers" » "python using data slippers", "python using java grippers"
"dong toc pu slippery" » "dong hoc pu slippery", "dong tac pu slippery", "dong tot pu slippery", "dong toc phu slippery", "dong toc pa slippery"
"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: (((("python using java slippers") or ("dong toc pu slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippers") OR ("dong toc pu slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java slippers ) or ( dong toc pu slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippers") or ("dong toc pu slippery"))) or ("locating bug code snippets"))*.