Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung du so snippets" » "dung du code snippets", "dung de so snippets", "dung cu so snippets", "dung cua so snippets", "dung duc so snippets", "dung duy so snippets", "dung tu so snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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