Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con mat doi snippets" » "co mat doi snippets", "chop mat doi snippets", "cong may doi snippets", "con hat doi snippets", "con mai doi snippets", "con mot doi 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: (((("con mat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con mat doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con mat doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con mat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.