Perhaps you should try some spelling variations:
"dung chieu tinh snippets" » "dung trieu tinh snippets", "dung lieu tinh snippets", "dung chau tinh snippets", "dung chien tinh snippets", "dung hieu tinh snippets", "dung tieu tinh snippets", "dung chieu tinh 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 ("dung chieu tinh snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a code snippets") OR ("dung chieu tinh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( dung chieu tinh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("dung chieu tinh snippets"))) or ("locating bug code snippets"))*.