Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kho khan da snippets" » "khoa kham da snippets", "khoa than da snippets", "kho khan dam snippets", "kho kham da snippets", "kho khan ma 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: (((("kho khan da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho khan da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kho khan da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kho khan da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.