Perhaps you should try some spelling variations:
"duong anh tran snippets" » "duong manh tran snippets", "duong xanh tran snippets", "duong vanh tran snippets", "duong anh tuan snippets", "duong anh toan snippets", "duong anh trac snippets", "duong anh tran slippers"
"using a code snippets" » "using a core snippets", "using a code slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code 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: (((("using a code snippets") or ("duong anh tran snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a code snippets") OR ("duong anh tran snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( duong anh tran snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("duong anh tran snippets"))) or ("locating bug code snippets"))*.