A person may go travel.Logical formLearned from21 sentences. (Travel expenses) may be covered.Logical formLearned from21 sentences. (Air travel) may drop.Logical formLearned from21 sentences. A combination can be constituted-of-or-filled-with travel.Logical formLearned from21 sentences. A (travel destination) can be in the world.Logical formLearned from21 sentences. Travels may bring a male.Logical formLearned from21 sentences. A (travel book) may pertain-to a female.Logical formLearned from21 sentences. A summer can be constituted-of-or-filled-with travel.Logical formLearned from21 sentences. (Business travels) may pertain-to a male.Logical formLearned from21 sentences. Authorization can be for travel.Logical formLearned from21 sentences. An increase can be in (business travel).Logical formLearned from21 sentences. Travel can be comfortable.Logical formLearned from21 sentences. Travel can be in a US-city.Logical formLearned from21 sentences. Growth can be in (business travel).Logical formLearned from21 sentences. Travel can be spiritual.Logical formLearned from21 sentences.