Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van danh nam slippers" » "van doanh nam slippers", "van anh nam slippers", "van hanh nam slippers", "van dan nam slippers", "van dinh nam slippers", "van dang nam slippers", "van danh nam slippery", "van danh nam 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 danh nam 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 danh nam slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van danh nam slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van danh nam slippers"))) or ("locating bug code snippets"))*.