Perhaps you should try some spelling variations:
"trinh dung code snippets" » "trinh dung cong snippets", "trinh dung co snippets", "trinh dung de snippets"
"dung dat thi snippets" » "dung va thi snippets", "dung tai thi snippets", "dung dat thoi snippets", "dung dan thi snippets", "dung dao thi snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code 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: (((("trinh dung code snippets") or ("dung dat thi snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh dung code snippets") OR ("dung dat thi snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( trinh dung code snippets ) or ( dung dat thi snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh dung code snippets") or ("dung dat thi snippets"))) or ("locating bug code slippers"))*.