Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi ban tran slippers" » "doi ban trang slippers", "doi tan tran slippers", "doi ban than slippers", "di ban tran slippers", "do ban tran slippers", "dong ban tran slippers", "doi ban tran slippery", "doi ban tran grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi ban tran 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 ban tran slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi ban tran slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi ban tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.