Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khu cu dan slippers" » "khi cu dan slippers", "khu du dan slippers", "khu vu dan slippers", "khu cua dan slippers", "khu ca dan slippers", "khu co dan slippers", "khu cu dan slippery", "khu cu dan 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: (((("khu cu dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu cu dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khu cu dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu cu dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.