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