Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"viec toi lua slippers" » "viec thoi lua slippers", "viec tai lua slippers", "viec voi lua slippers", "viec toi la slippers", "viec hoi luan slippers", "viec thi luan slippers", "viec toi lua slippery", "viec toi lua 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: (((("viec toi lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("viec toi lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( viec toi lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("viec toi lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.