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