Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat de cac snippets" » "chat deo cac snippets", "chat di cac snippets", "nhat de cac snippets", "chat den cac snippets", "chat ve cac snippets", "chat de cai 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: (((("chat de cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat de cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat de cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat de cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.