Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phat vit con snippets" » "phat vi con snippets", "phap viet con snippets", "pham viet con snippets", "phat vat con snippets", "phat vot con 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 vit con 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 vit con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phat vit con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat vit con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.