H
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1970s languages
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High Cold War
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Fourth generation
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Explore languages for France and for year 1975
AGL
⊕
1975
⊕
France
CDS/ISIS
⊕
1975
⊕
Hierarchical DB
⊕
France
UNESCO ISIS
PL-6
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1975
↓
↑
⊕
Multi-purpose
⊕
Other PL/Is
⊕
France