Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc si co snippets" » "duoc si co snippets", "duc sy co snippets", "duc so co snippets", "duc soi co snippets", "duc xi co snippets", "duc su co 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: (((("duc si co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc si co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc si co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc si co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.