Perhaps you should try some spelling variations:
"using real code snippets" » "using metal code snippets", "using raw code snippets", "using real core snippets", "using real code slippers"
"tung dan trac snippets" » "dung dan trac snippets", "huong dan trac snippets", "trung dai trac snippets", "tung dan tra snippets", "tung dang tran snippets", "tung dien trac snippets", "tung dan trac slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using real code snippets") or ("tung dan trac snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using real code snippets") OR ("tung dan trac snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using real code snippets ) or ( tung dan trac snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using real code snippets") or ("tung dan trac snippets"))) or ("locating bug code snippets"))*.