Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc lan nhat slippers" » "hoc la nhat slippers", "hoc lon nhat slippers", "hoc san nhat slippers", "hoc luan nhat slippers", "hoc dan nhat slippers", "hoc lam nhat slippers", "hoc lan nhat slippery", "hoc lan nhat 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 lan nhat 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 lan nhat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc lan nhat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc lan nhat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.