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This, to It, for This, for It, to
both; and so; that enough ; to too; to
hard difficult simple easier
very, to so, to so, that, too, to
All None Nobody Everybody
at all in all for all all
easily easy difficult hard
hard; hardly hardly; hard hard; hard hardly; hardly
so；that very；to enough；to too；to
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hard difficult simple easier
few a few little a little
too much difficult difficult too much much too difficult too difficult much
work at it work it on work out it work it out
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