1592954627000 1159747200000 term-121587 1616541283008 1246623492000 1616290109231 adlib fitz-online adlib-term-121587 7b39e8b6-8c95-3805-b892-b2c9fa61e74f 2 1 North Vietnam reference term-109547 adlib-term-109547 1aba5a32-c91a-3154-979f-e194b8b8d52c Vietnam North Vietnam term