| 100% | BARRIER | 7 | Australia's Great ___ Reef |
| 86% | BARRIER | 7 | Great __ Reef, Australia's ecosystem under threat |
| 83% | BARRIER | 7 | One of Australia's natural wonders: Great __ Reef |
| 69% | GREAT | 5 | Australia's __ Barrier Reef |
| 69% | GREAT | 5 | Australia's ___ Barrier Reef |
| 69% | REEF | 4 | Australia's Great Barrier ___ |
| 69% | ARTESIAN | 8 | Australia's Great ___ Basin |
| 69% | REEF | 4 | Australia's Great Barrier |
| 69% | REEF | 4 | Australia's Great Barrier __ |
| 68% | DESERT | 6 | Australia's Great Victoria area |
| 62% | LADY | 4 | ___ Elliot Island, southernmost coral cay of the Great Barrier Reef in Australia |
| 58% | CORAL | 5 | __ Sea; Great Barrier Reef's location |
| 57% | BARRIER | 7 | Great ___ Reef |
| 55% | CORALSEA | 8 | It's east of the Great Barrier Reef |
| 53% | GREAT | 5 | ___ Barrier Reef, world's largest coral reef located in Australia |
| 53% | REEF | 4 | Great Barrier ___, Australia |
| 52% | BARRIER | 7 | Great __ Reef, enormous Australian coral structure |
| 52% | CORAL | 5 | Great Barrier Reef makeup |
| 52% | CAY | 3 | Great Barrier Reef feature |
| 52% | MANTA | 5 | Great Barrier Reef ray |
| 52% | EELS | 4 | Great Barrier Reef denizens |
| 52% | EELS | 4 | Great Barrier Reef swimmers |
| 52% | CORALSEA | 8 | Great Barrier Reef locale |
| 52% | AUSTRALIA | 9 | Great Barrier Reef site |
| 52% | CORAL | 5 | Great Barrier Reef organism |
| 52% | REEF | 4 | Great Barrier ___ of Australia |
| 51% | HOWE | 4 | Lord ___ Island, world's most southern coral reef located in Australia |
| 50% | BARRIER | 7 | Australian snorkel spot, Great __ Reef |
| 50% | REEF | 4 | Great Barrier ___, Australia's landmark which is the world's largest coral system |
| 49% | REEF | 4 | Great Barrier ___ (natural wonder in Australia) |