Invasion may occur.Logical formLearned from21 sentences. A (zebra mussel) may undergo an invasion.Logical formLearned from21 sentences. A person may lead some invasion of a country.Logical formLearned from21 sentences. Troops may undergo an (invasion force).Logical formLearned from21 sentences. A justification can be for invasion.Logical formLearned from21 sentences. A way can be for an invasion.Logical formLearned from21 sentences. A (home invasion) may pertain-to a female.Logical formLearned from21 sentences. Police may investigate a (home invasion).Logical formLearned from21 sentences. An invasion may be justified.Logical formLearned from21 sentences. An invasion can be ill-conceived.Logical formLearned from21 sentences. An invasion may be planned.Logical formLearned from21 sentences. A groundwork can be for an invasion.Logical formLearned from21 sentences. A (home invasion) can be deadly.Logical formLearned from21 sentences. An invasion may undergo events.Logical formLearned from21 sentences. Publicity may undergo an invasion.Logical formLearned from21 sentences.