Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi ban chat snippets" » "doi van chat snippets", "doi bao chat snippets", "doi luan chat snippets", "di ban chat snippets", "do ban chat snippets", "dong ban chat 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: (((("doi ban chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi ban chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi ban chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi ban chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.