Collocations for artificial - adj.

be, look, seem

extremely, fairly, very, etc.
highly
completely, entirely, totally
a little, slightly, etc.

Artificial is used with these nouns:
barrier, contraception, distinction, entity, fertilizer, fibre, flattery, flavour, flavouring, flower, heart, hip, illumination, ingredient, intelligence, joint, knee, lake, leg, light, lighting, limb, material, nail, nature, preservative, reproduction, reservoir, restriction, satellite, scarcity, silk, snow, turf, ventilation, womb