Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khan cap du snippets" » "khan ap du snippets", "than cap du snippets", "khoan cam du snippets", "khan cac du snippets", "khan cap do snippets", "khan lap du snippets"
"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 cap du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khan cap du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khan cap du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khan cap du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.