SimilarityRank
embryo 0.751 14098
embryonic_stem_cell 0.747 68636
stem_cell_research 0.666 46328
foetus 0.644 64390
stem_cell 0.635 11527
adult_stem_cell 0.634 94280
fetus 0.621 19931
unborn_child 0.621 49882
human_tissue 0.603 74646
abortion 0.584 4742
IVF 0.583 33478
clon 0.582 13391
oocyte 0.573 88746
euthanasia 0.570 26638
surrogacy 0.570 78007
human_cell 0.563 63222
embryonic 0.561 58498
assist_suicide 0.554 89150
the_unborn 0.532 85715
fetal 0.532 60227
gene_therapy 0.529 41783
sperm 0.527 20219
procreation 0.526 63200
an_abortion 0.523 57934
genetically_modify 0.522 79760