Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tri bang cau snippets" » "tri bang code snippets", "tri ban cau snippets", "tri mang cau snippets", "thai bang cau snippets", "tri hang cau snippets", "tri bang cac snippets", "tri nang cao snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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