Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan phat de snippets" » "phap phat de snippets", "van phat de snippets", "phan phoi de snippets", "phan nhat de snippets", "phan hat de snippets", "phan phat dien 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: (((("phan phat 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: (((("phan phat de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan phat de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan phat de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.