Perhaps you should try some spelling variations:
"hanh trinh code slippers" » "canh tranh code slippers", "hanh chinh code slippers", "hanh trinh cong slippers", "hanh trinh co slippers", "hanh trinh cad slippers"
"cong san code snippets" » "cong tac code snippets", "cong san co snippets", "cong san cong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hanh trinh code slippers") or ("cong san code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh trinh code slippers") OR ("cong san code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh trinh code slippers ) or ( cong san code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh trinh code slippers") or ("cong san code snippets"))) or ("locating bug code snippets"))*.