Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat quan ve snippets" » "chat quang ve snippets", "hat quan ve snippets", "phat quan ve snippets", "chat quan he snippets", "chat quan vi snippets", "chat quan va 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 quan ve 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 quan ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat quan ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat quan ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.