Frequency
- Written text
- 0.022 per million
Cross-References
Abbreviation of
- 国内安全保卫局 guónèi'ānquánbǎowèijú
- 国民年金保险 guómínniánjīnbǎoxiǎn
- 全国重点文物保护单位 quánguózhòngdiǎnwénwùbǎohùdānwèi
Sources
- Frequency data
- BCC Corpus (BLCU)