Perhaps you should try some spelling variations:
"dinh moi trinh snippets" » "dinh doi trinh snippets", "dinh hoi tinh snippets", "dinh co trinh snippets", "dinh so trinh snippets", "dinh tri trinh snippets", "dinh thi trinh snippets", "dinh moi trinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java 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: (((("dinh moi trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh moi trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh moi trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh moi trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.