"pairs" - key terms from Wikipedia

additional pairs	of rabbits
antagonistic pairs
au pairs
base pairs
billion base pairs
breeding pairs
conjugate pairs
digit pairs
electron pairs
electron pairs	surrounding
electron pairs	surrounding the central
five pairs
four pairs
gladiator pairs
kerning pairs
lone pairs
making pairs	like
mate pairs
million base pairs
minimal pairs
minimal pairs	like
number of electron pairs
offset pairs
ordered pairs
pairs
pairs	consist
pairs	figure skating
pairs	of electrons
pairs	of elves
pairs	of holes
pairs	of horns
pairs	of legs
pairs	of nodes
pairs	of shoes to children
pairs	of triangles
pairs	round robin
pairs	surrounding the central atom
pocket money for au pairs
pole pairs
potential au pairs	must
socket pairs
spare pairs
split into two pairs
split the pairs
split two pairs
two lone pairs
two pairs
value pairs
word pairs
worm pairs