Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat cuu he snippets" » "chat huu he snippets", "chat cua he snippets", "cham cuu he snippets", "chat cuu che snippets", "chat cuu ve snippets", "chat cuu de 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 cuu he 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 cuu he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat cuu he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat cuu he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.