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