Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chap dat o snippets" » "chap dat code snippets", "phap day o snippets", "cai dat o snippets", "lap dat o snippets", "chap dao o snippets", "chap dat _ snippets", "chap dai o snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing 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: (((("chap dat o snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chap dat o snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chap dat o snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chap dat o snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.