Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phat ba che snippets" » "phan ba che snippets", "pham ba che snippets", "phat ha che snippets", "phat bao che snippets", "phat va che snippets", "phat ba chu 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: (((("phat ba che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phat ba che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phat ba che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat ba che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.