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cinnamon speck of rice grains consortium loan countersunk nut electronically commutated motor ethylthiosulfonic acid fin ray (or pterygiophore (pterygophore)) gabbro-diabase matrix of reachability minimum flying speed multiresolution curve plaque-forming cell public arena puccinia scirpi-triquoteris recognized private operating agency regaly roxani schizomids structural analysis by matrix method structured walkover throng