クワトロバッテリー

Quattro Battery

Vocabulary Coverage

Learning words in frequency order, here's how many unique words you need to know to reach various coverage percentages for this series:

Coverage Words Needed % of Unique Words
75% 1,100 25.0%
80% 1,412 32.1%
85% 1,858 42.3%
90% 2,520 57.4%
95% 3,457 78.7%
96% 3,644 83.0%
97% 3,831 87.2%
98% 4,019 91.5%
99% 4,206 95.7%

Total Unique Words: 4,393
Total Word Occurrences: 18,739