Perhaps you should try some spelling variations:
"using raw code snippets" » "using real code snippets", "using a code snippets", "using low code snippets", "using rate code snippets", "using raw code slippers"
"dung dang code snippets" » "dung dan code snippets", "dung dong code snippets", "dung danh code snippets", "dung dang cong snippets", "dung dang co snippets", "dung dang de snippets", "dung dang code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("using raw code snippets") or ("dung dang code snippets"))) or ("locating bug code snippets"))~.
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