Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"dao minh dat snippets" » "cao minh dat snippets", "van minh dat snippets", "duc minh dat snippets", "dao dinh dat snippets", "dao minh dao snippets", "dao minh danh snippets", "dao minh dat slippers"

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: (((("dao minh dat snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao minh dat snippets") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dao minh dat snippets ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao minh dat snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.