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