Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc cua le snippets" » "hoc cua le snippets", "doi cua le snippets", "do cua le snippets", "doc cua te snippets", "doc cua he snippets", "doc cua ly 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: (((("doc cua le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doc cua le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doc cua le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc cua le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.