Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap hoa don snippets" » "lap hoat don snippets", "lap khoa don snippets", "tap hoa don snippets", "lap hoa dong snippets", "lap hoa dan snippets", "lap hoa doi 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: (((("lap hoa don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap hoa don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap hoa don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap hoa don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.