| Text | Length |
| Ruthless boss | 13 |
| Ruthless boss, in slang | 23 |
| Ruthless boss, maybe | 20 |
| Ruthless boss, perhaps | 22 |
| Ruthless bosses | 15 |
| Ruthless code | 13 |
| Ruthless corporate type | 23 |
| Ruthless figure in "The Godfather" | 44 |
| Ruthless governor | 17 |
| Ruthless group since 1935? | 26 |
| Ruthless J.R. on "Dallas" | 35 |
| Ruthless leaders | 16 |
| Ruthless organization | 21 |
| Ruthless outlaw | 15 |
| Ruthless person | 15 |
| Ruthless personnel director | 27 |
| Ruthless raider | 15 |
| Ruthless ruler | 14 |
| Ruthless rulers | 15 |
| Ruthless Russian | 16 |
| Ruthless Russian: 16th century | 30 |
| Ruthless sort | 13 |
| Ruthless tactics | 16 |
| Ruthless type | 13 |
| Ruthless Wall Street sort | 25 |
| Ruthless, as a competition | 26 |
| Ruthlessly competitive | 22 |
| Ruthlessly removed | 18 |
| Ruthlessness | 12 |
| RuthMcKenney's sister | 25 |
| Rutile and sphene | 17 |
| Rutledge | 8 |
| Rutledge and others | 19 |
| Rutledge et al. | 15 |
| Rutledge or Jillian | 19 |
| Rutledge or Rutherford | 22 |
| Rutledge or Sheridan | 20 |
| Ruts | 4 |
| Rutty route | 11 |
| Ruy DÃaz | 11 |
| Ruy Diaz de Bivar | 17 |
| Ruy or Gil | 10 |
| Ruy __: chess opening | 21 |
| Ruy ___ (chess opening) | 23 |
| Ruy ___ de Bivar (El Cid) | 25 |
| RV | 2 |
| RV center? | 10 |
| RV connection? | 14 |
| RV contents? | 12 |
| RV destination, sometimes | 25 |
| RV filler? | 10 |
| RV follower | 11 |
| RV park chain | 13 |
| RV rest stop | 12 |
| RV that runs on inexpensive fuel? | 33 |
| RV's kin | 12 |
| RVer's refuge | 17 |
| RVer's stopover | 19 |
| Rwanda capital | 14 |
| Rwanda native | 13 |
| Rwanda resident | 15 |
| Rwanda's capital | 20 |
| Rwanda-Rundi speaker | 20 |
| Rwandan combatant | 17 |
| Rwandan ethnic group | 20 |
| Rwandan group | 13 |
| Rwandan native | 14 |
| Rwandan people | 14 |
| Rwandan tribe | 13 |
| RWR initiative | 14 |
| RWR's "evil empire" | 33 |
| RWR's VP | 12 |
| Rwy. depot | 10 |
| Rwy. stop | 9 |
| Rx | 2 |
| RX 300 maker | 12 |
| Rx abbr. | 8 |
| Rx abbr., sometimes | 19 |
| Rx abuse | 8 |
| Rx amount | 9 |
| Rx amount: Abbr. | 16 |
| Rx amounts | 10 |
| Rx amt. | 7 |
| Rx amts. | 8 |
| Rx book | 7 |
| Rx bottle contents | 18 |
| Rx chain | 8 |
| Rx datum | 8 |
| Rx dispenser | 12 |
| Rx dispenser: Abbr. | 19 |
| Rx dosage, sometimes | 20 |
| Rx dose, e.g. | 13 |
| Rx dose, often | 14 |
| Rx dose, sometimes | 18 |
| Rx filler | 9 |
| Rx for a hangover | 17 |
| Rx for bruises | 14 |
| Rx for Parkinson's | 22 |
| Rx giver | 8 |
| Rx instruction | 14 |
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