Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hap va doi snippets" » "phap va doi snippets", "tap va doi snippets", "lap va doi snippets", "hap va dai snippets", "hap va doc snippets", "hap va 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: (((("hap va doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hap va doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hap va doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hap va doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.