Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc phan anh slippers" » "hoc dan anh slippers", "hoc pho anh slippers", "hoc pham anh slippers", "hoc phan thanh slippers", "hoc phan dang slippers", "hoc phan anh slippery", "hoc phan anh 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: (((("hoc phan anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc phan anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc phan anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc phan anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.