Perhaps you should try some spelling variations:
"coating dung cac snippets" » "cong dung cac snippets", "hoang dung cac snippets", "coating luong cac snippets", "coating dung cho snippets", "coating dung tai snippets"
"dong bang cac snippets" » "dong san cac snippets", "dong nang cao snippets", "dong hang ca snippets", "dong hang cau snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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