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