Perhaps you should try some spelling variations:
"dong trinh bao snippets" » "cong trinh bao snippets", "dong tinh bao snippets", "dong tranh bao snippets", "dong trinh dao snippets", "dong trinh ban snippets", "dong trinh bay snippets", "dong trinh bao 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 ("dong trinh bao snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a code snippets") OR ("dong trinh bao snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( dong trinh bao snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("dong trinh bao snippets"))) or ("locating bug code snippets"))*.