"surfaces" - key terms from Wikipedia

articular surfaces
articulation surfaces
artificial surfaces
attach to hard surfaces
bearing surfaces
between the surfaces
between the two surfaces
both surfaces
chewing surfaces
closed surfaces
contaminated surfaces
control surfaces
curved surfaces
cylindrical coordinate surfaces
food contact surfaces
forth between the two surfaces
free surfaces
grasping surfaces
grass surfaces
ground glass surfaces
impervious surfaces
internal surfaces
leather front seating surfaces
leather seating surfaces
lens surfaces
lingual surfaces
main control surfaces
occlusal surfaces	of the teeth
only surfaces
other surfaces
reactions on surfaces
riemann surfaces
road surfaces
ruthenium surfaces
slippery surfaces
smooth surfaces
sphere surfaces
stainless steel surfaces
surfaces
surfaces	of the lens
surfaces	rich
synthetic surfaces
these surfaces
two sphere surfaces	intersecting
two surfaces
upper surfaces
urban surfaces
valid surfaces
walking surfaces
work surfaces