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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _process_all_1(self, texts:Collection[str]) -> List[List[str]]:
        "Process a list of `texts` in one process."
        tok = self.tok_func(self.lang)
        if self.special_cases: tok.add_special_cases(self.special_cases)
        return [self.process_text(str(t), tok) for t in texts]