Perhaps you should try some spelling variations:
"phan lang phi snippets" » "phan dang phi snippets", "phan lan phi snippets", "phan cang phi snippets", "phan lang phu snippets", "phan lang chai snippets", "phan lang ha snippets", "phan lang phi slippers"
"dung va java snippets" » "dung java java snippets", "dung va java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dung va java snippets") or ("phan lang phi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung va java snippets") OR ("phan lang phi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung va java snippets ) or ( phan lang phi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung va java snippets") or ("phan lang phi snippets"))) or ("locating bug code snippets"))*.