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