Perhaps you should try some spelling variations:
"dinh dieu trinh snippets" » "dinh tieu trinh snippets", "dinh dieu tri snippets", "dinh diep tinh snippets", "dinh dien trinh snippets", "vinh dieu trinh snippets", "dinh dieu 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 dieu 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 dieu trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh dieu trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh dieu trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.