| Text | Length |
| Open a tad | 10 |
| Open a sugar packet | 19 |
| Open a soda bottle | 18 |
| Open a smidgen | 14 |
| Open a seam | 11 |
| Open a round, in poker | 22 |
| Open a prescription bottle, e.g. | 32 |
| Open a prescription bottle | 26 |
| Open a pop | 10 |
| Open a package, maybe | 21 |
| Open a package | 14 |
| Open a medicine bottle | 22 |
| Open a little | 13 |
| Open a leather jacket | 21 |
| Open a large container | 22 |
| Open a keg | 10 |
| Open a hasp | 11 |
| Open a fastening | 16 |
| Open a door to | 14 |
| Open a crack | 12 |
| Open a compressed file | 22 |
| Open a clasp | 12 |
| Open a card game | 16 |
| Open a cage | 11 |
| Open a bottle of soda | 21 |
| Open a bottle of cheap beer? | 28 |
| Open a bottle | 13 |
| Open a bit | 10 |
| Open a barrel | 13 |
| Open --- of worms | 17 |
| Open (to) | 9 |
| Open as a bottle | 17 |
| Open (poetic) | 14 |
| Open | 4 |
| Opel or Cord | 12 |
| Opel or Citroën | 18 |
| Opel model | 10 |
| Opel car model | 14 |
| OPEC-sold intangible? | 21 |
| OPEC, notably | 13 |
| OPEC, NATO, etc. | 16 |
| OPEC, for one | 13 |
| OPEC, e.g. | 10 |
| OPEC's largest customer | 27 |
| OPEC's headquarters | 23 |
| OPEC's export | 17 |
| OPEC's concern | 18 |
| OPEC's biggest customer | 27 |
| OPEC's "gold" | 27 |
| OPEC vessel | 11 |
| OPEC V.I.P. | 11 |
| OPEC units: abbr. | 17 |
| OPEC units | 10 |
| OPEC unit: Abbr. | 16 |
| OPEC unit of measure | 20 |
| OPEC unit | 9 |
| OPEC supply | 11 |
| OPEC summit attendee | 20 |
| OPEC subject | 12 |
| OPEC stuff | 10 |
| OPEC ship | 9 |
| OPEC quantities | 15 |
| OPEC production cutback? | 24 |
| OPEC product | 12 |
| OPEC participant | 16 |
| OPEC output | 11 |
| OPEC nation currency | 20 |
| OPEC nation | 11 |
| OPEC moneymaker | 15 |
| OPEC members | 12 |
| OPEC member: Abbr. | 18 |
| OPEC member, for short | 22 |
| OPEC member, briefly | 20 |
| OPEC member since 1967 | 22 |
| OPEC member | 11 |
| OPEC mem. | 9 |
| OPEC meeting VIP | 16 |
| OPEC meeting attendee | 21 |
| OPEC measures | 13 |
| OPEC measure | 12 |
| OPEC lands | 10 |
| OPEC land | 9 |
| OPEC is one: Abbr. | 18 |
| OPEC is one | 11 |
| OPEC investigation? | 19 |
| OPEC holding | 12 |
| OPEC fuel | 9 |
| OPEC founding member | 20 |
| OPEC foolishness in a Central Park mix-up? | 42 |
| OPEC export | 11 |
| OPEC dignitary, maybe | 21 |
| OPEC customer | 13 |
| OPEC country | 12 |
| OPEC concern | 12 |
| OPEC commodity | 14 |
| OPEC co-founder | 15 |
| OPEC charter member | 19 |
| OPEC amts. | 10 |
| OPEC amounts, briefly | 21 |
| OPEC for example | 17 |
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