Perhaps you should try some spelling variations:
"dong tinh tri snippets" » "dong kinh tri snippets", "dong tin tri snippets", "cong tinh tri snippets", "dong dinh tri snippets", "dong minh tri snippets", "dong chinh tri snippets", "dong tinh tri 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: (((("dong tinh tri snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong tinh tri snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tinh tri snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tinh tri snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.