A letter may be sent.Logical formLearned from1 449 sentences. A letter can be constituted-of-or-filled-with resignation.Logical formLearned from1 420 sentences. Letters can be unpublished.Logical formLearned from1 416 sentences. A letter can be to a female.Logical formLearned from1 402 sentences. A letter can be threatening.Logical formLearned from1 379 sentences. A letter can be to a person.Logical formLearned from1 299 sentences. Letter may be dated.Logical formLearned from1 241 sentences. A letter can be constituted-of-or-filled-with credit.Logical formLearned from1 204 sentences. Hundreds can be constituted-of-or-filled-with letters.Logical formLearned from1 196 sentences. A person may write a letter.Logical formLearned from1 190 sentences. A letter can be from a female.Logical formLearned from1 190 sentences. Thousands can be constituted-of-or-filled-with letters.Logical formLearned from1 181 sentences. A male may write a letter.Logical formLearned from1 180 sentences. Letters can be bold.Logical formLearned from1 170 sentences. A letter can be to a male.Logical formLearned from1 141 sentences.