Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung hoc vi slippers" » "dong hoc vi slippers", "dung thuoc vi slippers", "trung hoc vi slippers", "dung hoc va slippers", "dung hoc viet slippers", "dung hoc vi slippery", "dung hoc vi 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: (((("dung hoc vi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung hoc vi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung hoc vi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung hoc vi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.