Perhaps you should try some spelling variations:
"trong thanh van snippets" » "truong thanh van snippets", "trung thanh van snippets", "rong thanh van snippets", "trong thanh san snippets", "trong thanh toan snippets", "trong thanh phan snippets", "trong thanh van slippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug code slippers", "dung bug core snippets"
"locating bug code snippets" » "locating bug code slippers", "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: (((("trong thanh van snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong thanh van snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong thanh van snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong thanh van snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.