Perhaps you should try some spelling variations:
"hanh lap dat snippets" » "thanh lap dat snippets", "hanh lam dat snippets", "hanh cap dat snippets", "hanh luat dat snippets", "hanh lap dat slippers"
"dung va java snippets" » "dung java java snippets", "dung va java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("hanh lap dat snippets") or ("dung va java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh lap dat snippets") OR ("dung va java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh lap dat snippets ) or ( dung va java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh lap dat snippets") or ("dung va java snippets"))) or ("locating bug code snippets"))*.