Perhaps you should try some spelling variations:
"lang trong code snippets" » "dung trong code snippets", "cong trong code snippets", "dong trong code snippets", "lang trong cong snippets", "lang trong co snippets", "lang trong che snippets"
"dung dung code slippers" » "duong dung code slippers", "ung dung code slippers", "dung ung code slippers", "dung dung cong slippers", "dung dung co slippers", "dung dung de slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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

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