Experimentation can be on animals.Logical formLearned from60 sentences. Experimentation can be necessary.Logical formLearned from59 sentences. Experimentation can be on human embryos.Logical formLearned from53 sentences. An (experimentation ..) may pertain-to a writer.Logical formLearned from52 sentences. An (experimentation ..) can be formal.Logical formLearned from52 sentences. An experimentation can be numerical.Logical formLearned from50 sentences. An experimentation can be electronic.Logical formLearned from49 sentences. A laboratory can be for experimentation.Logical formLearned from49 sentences. A need can be for experimentation.Logical formLearned from47 sentences. Experimentation can be on humans.Logical formLearned from45 sentences. A form can be constituted-of-or-filled-with experimentation.Logical formLearned from45 sentences. A decade can be constituted-of-or-filled-with experimentation.Logical formLearned from42 sentences. Experimentation can be with subjects.Logical formLearned from41 sentences. Experimentation may be encouraged.Logical formLearned from41 sentences. Results may pertain-to an experimentation.Logical formLearned from38 sentences.