Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"mat can dong snippets" » "mat can code snippets", "mat van dong snippets", "mat dan dong snippets", "mat cao dong snippets", "bat can dong snippets", "mao can dong snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

Try widening your search to All Fields.

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