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

Try widening your search to All Fields.

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