Perhaps you should try some spelling variations:
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets", "python using raw slippers"
"ngan hang pha snippets" » "ngan hang phat snippets", "ngan hang pham snippets", "ngan hang ha snippets", "nganh hang pha snippets", "nhan hang pha snippets", "ngan hang pha slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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