Perhaps you should try some spelling variations:
"using real code snippets" » "using metal code snippets", "using raw code snippets", "using real core snippets"
"dung dan cau snippets" » "dung dat cau snippets", "dung san cau snippets", "tung dan cau snippets", "dung danh cau snippets", "dung dan ca snippets"
"locating bug code snippets" » "locating bug core snippets", "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 ("dung dan cau snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using real code snippets") OR ("dung dan cau snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using real code snippets ) or ( dung dan cau snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using real code snippets") or ("dung dan cau snippets"))) or ("locating bug code snippets"))*.