Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khan ap lua slippers" » "khan cap lua slippers", "han ap lua slippers", "khan dam lua slippers", "khan dap lua slippers", "khan ap luc slippers", "khan ap cua slippers", "khan ap lua slippery", "khan ap lua 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: (((("khan ap lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khan ap lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khan ap lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khan ap lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.