Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi vat cu snippets" » "phi va cu snippets", "phi van cu snippets", "phap vat cu snippets", "phi vat cua snippets", "phi vat tu snippets", "phi vat co 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: (((("phi vat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi vat cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi vat cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi vat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.