Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van van nhan slices" » "van van ham slices", "van van phan slices", "van van thanh slices", "van danh nhan slices", "van ban nhan slices", "tan van nhan slices", "san van nhan slices"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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