Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phuc co de snippets" » "thuc co de snippets", "phuc hoi de snippets", "phuc cam de snippets", "phuc cao de snippets", "phuc bo de snippets", "phuc co do 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: (((("phuc co de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phuc co de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phuc co de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phuc co de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.