Perhaps you should try some spelling variations:
"dung nphan code slippers" » "dung nhan code slippers", "dung phan code slippers", "dung ngan code slippers"
"hanh he code snippets" » "hanh che code snippets", "hanh ve code snippets", "hanh de code 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 he code snippets") or ("dung nphan code slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh he code snippets") OR ("dung nphan code slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh he code snippets ) or ( dung nphan code slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh he code snippets") or ("dung nphan code slippers"))) or ("locating bug code snippets"))*.