Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using real code snippets" » "using metal code snippets", "using raw code snippets", "using real code slippers"
"van bui code snippets" » "van bug code snippets", "van bui cong snippets", "van bui code slippers"

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 ("van bui code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using real code snippets") OR ("van bui code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( using real code snippets ) or ( van bui code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using real code snippets") or ("van bui code snippets"))) or ("locating bugs code snippets"))*.