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