A letter can be anonymous.Logical formLearned from1 851 sentences. A letter may pertain-to an alphabet.Logical formLearned from1 762 sentences. A (resignation letter) may pertain-to a male.Logical formLearned from1 691 sentences. Letters can be threatening.Logical formLearned from1 690 sentences. A letter can be constituted-of-or-filled-with apology.Logical formLearned from1 687 sentences. A letter can be handwritten.Logical formLearned from1 681 sentences. Letters can be constituted-of-or-filled-with intent.Logical formLearned from1 653 sentences. Letters may pertain-to an alphabet.Logical formLearned from1 625 sentences. Letters may undergo an exchange.Logical formLearned from1 582 sentences. A letter can be constituted-of-or-filled-with protest.Logical formLearned from1 548 sentences. A letter may pertain-to persons.Logical formLearned from1 510 sentences. A letter can be constituted-of-or-filled-with support.Logical formLearned from1 499 sentences. A letter may state that something-is-the-case.Logical formLearned from1 499 sentences. A letter may say that something-is-the-case.Logical formLearned from1 481 sentences. A person may write a letter.Logical formLearned from1 460 sentences.