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. 2023 Mar 9;18(3):e0275625. doi: 10.1371/journal.pone.0275625

Table 3. The result of cluster analysis from 2001 to 2019.

C1: China & Economy ‘China’, ‘Economy’, ‘Country’
C2: Membership ‘Member State’, ‘International’, ‘Region
C3: China and Russia Russia’, ‘conference’, ‘strategy’, China-Russia
C4: One belt one road ‘Relationship’, ‘world’, ‘Central Asia’, ‘project’, ‘United States’, ‘economics and trade’, ‘process’, ‘One belt one road’
C5: Energy cooperation ‘Energy’, ‘The Summit’, ‘President’, ‘Eurasia’, ‘Politics’, ‘Prime Minister’, ‘Finance’, ‘Xinjiang’, ‘interest, ‘oil’, Natural Gas
C6: Military Cooperation ‘Mechanisms’, ‘Communication’, ‘Parties’, ‘Foundations’, ‘Global’, ‘Comprehensive’, ‘Military’, ‘India’, ‘Resources’, ‘Humanities’, ‘Putin’, ‘Infrastructure’, ‘Advantages’’, ‘Bilateral’, ‘Competence’, ‘army forces’, ‘Community’, ‘Army’, ‘Network’, ‘Potential’, ‘Influence’, ‘Cooperative project’
C7: External Communication ‘Culture’, ‘government’, ‘Hu Jintao’, ‘terrorism’, ‘institution’, ‘Uzbekistan’, ‘diplomatic’, ‘framework’, ‘spiritual’, ‘market’, ‘Asia’, ‘Golden Brick’, ‘Pakistan’, ‘Xian’, ‘Environment’, ‘Power’, ‘City’, ‘Bank’, ‘Situation’, ‘Technology’, ‘System’, ‘Planning’, ‘Economic Belt’, ‘Treaty’, ‘Partner’, ‘Recommendation’, ‘Financial Crisis’, ‘Core’, ‘Consultation’, ‘Opportunity’
C8: Technology cooperation in Central Asia ‘Society’, ‘Center’, ‘Enterprise’, ‘Afghanistan’, ‘Technical’, ‘History’, ‘China and Kazakhstan’, ‘Central Asian Country’, ‘Europe’
C9: Internal policy of SCO ‘representative’, ‘information’, ‘mutual benefit’, ‘committee’, ‘policy’, ‘outcome’ Measures,stage,opening ceremony,transaction’
C10: Regional Security Cooperation ‘Iran’, ‘principle’, ‘company’, ‘one Belt and one Road’, ‘separatism’, ‘base’, ‘railway’, ‘Japan’, ‘civilization’, ‘partnership’, ‘defence minister’, ‘delegation’, ‘drugs’, ‘transnational’, ‘official’, ‘highway’, ‘frontier’, ‘oil and gas’, ‘pattern’, ‘Wenjiabao’, ‘Asian’, ‘Silk Road’, ‘Scale’, ‘Form’, ‘Industrial’, ‘Institution’, ‘Fund’, ‘Funding’, ‘Corridor’, ‘Nazarbayev’, ‘commodity’, ‘ambassador’, ‘Kyrgyz Republic’, ‘crisis’, ‘convention
C11: Judicial Cooperation ‘Law’, ‘Traffic’, ‘dialogue’, ‘department’, ‘extremism’, ‘platform’, ‘agriculture’, ‘judicial’, ‘industry’, ‘pipeline’, ‘plan’, ‘dominant country’, ‘agreement’, ‘media’, ‘propose’, ‘consensus’, ‘Moscow’, ‘Lianyungang’, ‘foreigner minister’, ‘background’, ‘experience’, ‘friendship’, ‘order’, ‘strategic partner’, ‘globalization’, ‘Presidency
C12: Geopolitical and cultural cooperation ‘Central ‘Asia’, ‘Border Defense’, ‘Geography’, ‘National’, ‘Logistics’, ‘Leadership’, ‘Regional Cooperation’, ‘Place’, ‘University’, ‘Engineering project’, ‘Group’, ‘Military exercises’, ‘Turkey’, ‘Equipment’, ‘Mongolia’