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