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