Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cost hat hoc snippets" » "cot hat hoc snippets", "co hat hoc snippets", "cong hat hoc snippets", "cost chat hoc snippets", "cost vat hoc snippets", "cost thai hoc 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: (((("cost hat hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cost hat hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cost hat hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cost hat hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.