Green algae can be single-celled.Logical formLearned from5 sentences. Algae may undergo concentrations.Logical formLearned from5 sentences. Presence may pertain-to algae.Logical formLearned from5 sentences. Algae can be other.Logical formLearned from5 sentences. Algae can be coastal.Logical formLearned from5 sentences. Species of algae can be harmful.Logical formLearned from5 sentences. Corals may expel algae.Logical formLearned from5 sentences. Algae may be harvested.Logical formLearned from5 sentences. Some generas can be constituted-of-or-filled-with algae.Logical formLearned from5 sentences. Algae may pertain-to a phylum.Logical formLearned from5 sentences. Blue-green algae may undergo concentrations.Logical formLearned from5 sentences. Algae may produce.Logical formLearned from5 sentences. Algae may be harvested.Logical formLearned from5 sentences. Green algae can be slimy.Logical formLearned from5 sentences. Algae may undergo a buildup.Logical formLearned from5 sentences.