Perhaps you should try some spelling variations:
"dinh thuan cong snippets" » "ninh thuan cong snippets", "binh thuan cong snippets", "dinh than cong snippets", "dinh thuat cong snippets", "dinh thuan phong snippets", "dinh thuan trong snippets"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "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 thuan cong 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 thuan cong snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh thuan cong snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh thuan cong snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.