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