Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doan phan bo snippets" » "doanh phan bo snippets", "toan phan bo snippets", "dan phan bo snippets", "doan phan hoa 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: (((("doan phan bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doan phan bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doan phan bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doan phan bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.