Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi phap lo snippets" » "thi phap lo snippets", "phi phan lo snippets", "phi thap lo snippets", "phi phap ly snippets", "phi phap mo snippets", "phi phap so 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 phap lo 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 phap lo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi phap lo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi phap lo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.