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