in their pioneering research
in their pioneering research, in their pioneering research they found that, their pioneering research sparked, their pioneering research shed, their pioneering research shifted, their pioneering research shaped, their pioneering research shared, their pioneering research showed, their pioneering research simplified
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in their pioneering research
in their pioneering research they found that
their pioneering research sparked
their pioneering research shed
their pioneering research shifted
their pioneering research shaped
their pioneering research shared
their pioneering research showed
their pioneering research simplified
in their pioneering research, in their pioneering research they found that, their pioneering research sparked, their pioneering research shed, their pioneering research shifted, their pioneering research shaped, their pioneering research shared, their pioneering research showed, their pioneering research simplified