Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duong cac ho snippets" » "duong cac code snippets", "luong cac ho snippets", "dung cac ho snippets", "cuong cac ho snippets", "duong cac hop snippets", "duong cac hoc snippets", "duong cac co snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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