BOHR

Before
1: S
first
2: US
between
3: SUU
effective
3: USU
effective
After
1: S
wrote, did, said, used, made
2: SU
radius, orbits, orbit, atom, model, theory
2: US
effect, theory, proposed
3: SUU
radius, radii, institute, library, theory, frequency
3: USU
equation
Surrounder Phrases
atomic radii, energy, radius, orbits, theory, formula, model, velocity, frequencyexciton radius, energy, modelexcitonic effectsprofessor nils, david, richard, replied, says, explainedorbit radius, velocity, effectsrelation betweenfrequency shift, energy, effectsvelocity va, equation, model, relation, shiftfirst published, introduced, arrived, proposed, atomic, postulated, described, came, saw, suggested, began, developed, equationsimple formula, model, equation, relation, atomic, theory, shifteffective radii, radius, atomicnils saidenergy equation, shift, orbitmodel proposed, developed, described, postulated, equation, introduced, used, suggested, showed, appliedonce wrote, told, said, believed, asked, described, thought, considered, explained, saw, tried, suggested, pointed, gave, knew, spoke, put, introducedsaid nils, richard, davidequation model, says, proposed, between, developeddavid replied, says, said, asked, wrote, spoke, knew, took, explained, returned, realized, told, went, gave, saw, arrived, tried, continued, came, did, pointed, began, wantedbecame professor, effectivetheory postulated, proposed, developed, says, appliedproposed model, formulalibrary archivesays david, professor, richardarchive libraryrichard replied, says, said, asked, returned, spoke, took, david, told, knew, arrivedformula proposed, used, developed, suggested, applied, saysinstitute libraryreplied richard, davidconcluded betweenradius relationradii betweenpostulated model, effectsatom modeltook effectasked david, richardtold davidshift between, frequencydeveloped betweenspoke firstmade betweeneffects modelwrote richardtried once