koopmans 8 Associations

Koopmans Tjalling Koopmans Tjalling Charles Koopmans economist (generic term) economic expert (generic term)

ling 4 Associations

ling ko Trapa bicornis water chestnut (generic term) water chestnut plant (generic term) caltrop (generic term)

ling ko 7 Associations

ling Trapa bicornis water chestnut (generic term) water chestnut plant (generic term) caltrop (generic term)

tjalling charles koopmans 25 Associations

Koopmans Tjalling Koopmans Tjalling Charles Koopmans economist (generic term) economic expert (generic term)

tjalling koopmans 17 Associations

Koopmans Tjalling Koopmans Tjalling Charles Koopmans economist (generic term) economic expert (generic term)

trapa bicornis 14 Associations

ling ling ko Trapa bicornis water chestnut (generic term) water chestnut plant (generic term) caltrop (generic term)