| cling to rock | 0.43 |
| become extinct | 0.38 |
| carry their messages | 0.32 |
| use in chinese and japa… | 0.25 |
| stimulate psychic devel… | 0.25 |
| grow nearly one inch pe… | 0.25 |
| fish maw | 0.25 |
| make congee | 0.16 |
| mollusk | 0.62 |
| large marine snails | 0.43 |
| gastropod | 0.38 |
| shellfish | 0.25 |
| harvested | 0.61 |
| farmed | 0.59 |
| purported to be useful | 0.47 |
| prepared | 0.43 |
| caught | 0.32 |
| used in jewelry making | 0.32 |
| produced in closed syst… | 0.32 |
| used in the apache cult… | 0.25 |
| used in the sunrise cer… | 0.25 |
| associated with first t… | 0.25 |
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