Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc chat bo snippets" » "luc nhat bo snippets", "luu chat bo snippets", "muc chat bo snippets", "luc chat bao snippets", "luc chat beo snippets", "luc chat co 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: (((("luc chat 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: (((("luc chat bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc chat bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc chat bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.