| Regulations that govern lotteries, e.g. | 39 |
| Regulations' associates | 27 |
| Regulations' partner | 24 |
| Regulations, for short | 22 |
| Regulations: Abbr. | 18 |
| Regulator | 9 |
| Regulator for houselights | 25 |
| Regulator mechanism, for short | 30 |
| Regulator of OTC drugs | 22 |
| Regulator of some traffic: Abbr. | 32 |
| Regulator of U.S. air traffic | 29 |
| Regulatory admin. | 17 |
| Regulatory agcy. | 16 |
| Regulatory comm. | 16 |
| Regulatory device of a sort | 27 |
| Regulatory device: abbr. | 24 |
| Regulatory group | 16 |
| Regulatory group: Abbr. | 23 |
| Regulatory grp. since 1970 | 26 |
| Regulatory inits. since 1934 | 28 |
| Regulatory org. since 1958 | 26 |
| Regulatory partners | 19 |
| Regulus | 7 |
| Regulus A and Bellatrix | 23 |
| Regulus is in it | 16 |
| Regulus is its brightest star | 29 |
| Regulus' constellation | 26 |
| Regulus' constellation, with "the" | 48 |
| Regulus's constellation | 27 |
| Regulus's home | 18 |
| Regulus, for one | 16 |
| Rehab activity | 14 |
| Rehab admission | 15 |
| Rehab candidate | 15 |
| Rehab candidates | 16 |
| Rehab center? | 13 |
| Rehab client | 12 |
| Rehab clinic patient | 20 |
| Rehab component | 15 |
| Rehab component, at times | 25 |
| Rehab component, perhaps | 24 |
| Rehab concern, familiarly | 25 |
| Rehab function | 14 |
| Rehab goal | 10 |
| Rehab goings-on | 15 |
| Rehab of a kind | 15 |
| Rehab of a sort | 15 |
| Rehab ordeal | 12 |
| Rehab participant | 17 |
| Rehab population | 16 |
| Rehab problem | 13 |
| Rehab procedure | 15 |
| Rehab program | 13 |
| Rehab regimen | 13 |
| Rehab regular who recently spent eighty-four minutes in jail | 60 |
| Rehab relapse sign | 18 |
| Rehab relapse sign, for short | 29 |
| Rehab relative | 14 |
| Rehab resident | 14 |
| Rehab residents | 15 |
| Rehab seekers | 13 |
| Rehab step | 10 |
| Rehab support group | 19 |
| Rehab symptoms | 14 |
| Rehab symptoms, perhaps | 23 |
| Rehab target | 12 |
| Rehab unit | 10 |
| Rehab woe | 9 |
| Rehab woes | 10 |
| Rehab woes, briefly | 19 |
| Rehab's twelve | 18 |
| Rehab, often | 12 |
| Rehabilitated, in a way | 23 |
| Rehan | 5 |
| Rehan of the stage | 19 |
| Rehan and Huxtable | 18 |
| Rehan and Neilson | 17 |
| Rehan et al. | 12 |
| Rehan namesakes | 15 |
| Rehan of IRELAND | 16 |
| Rehan or Huxtable | 17 |
| Rehash | 6 |
| Rehashes again and again | 24 |
| Rehearsal | 9 |
| Rehearsal group | 15 |
| Rehearsal of a sort | 19 |
| Rehearsal request | 17 |
| Rehearsal shout | 15 |
| Rehearsal space | 15 |
| Rehearsal text: Abbr. | 21 |
| Rehearsal-hall piece | 20 |
| Rehearsals | 10 |
| Rehearse | 8 |
| Rehearse in the ring | 20 |
| Rehearse one's lines | 24 |
| Rehearse quickly | 16 |
| Rehearse stand-up comedy? | 25 |
| Rehearsed | 9 |
| Rehearsed for a concert? | 24 |
| Rehearsed perfectly | 19 |