Works for all countries

English Language

services.google.com/marketing/links/adwords-testcode/- 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/aw-coupon/- 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/aw-trialadwords/ - 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/aw-trialcoupon/ - 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/advertising-couponadwords/ - 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/advertising-couponfree/- 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/advertising-freetest/ - 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/advertising-offercode/ - 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/advertising-promoadwords/ - 30 British Pound, Expiry date not mentioned
services.google.com/marketing/links/uk_adtechlondon/ - 20 British Pound, Expiry date not mentioned

European Language

services.google.com/marketing/links/awo-fr-oa-sitetourm-av/ - 50 Euro, Expiry date not mentioned (French)
services.google.com/marketing/links/awo-fr-oa-sitetourm-cdt/ - 50 Euro, Expiry date not mentioned (French)
services.google.com/marketing/links/awo-fr-oa-sitetourm-loca/ - 50 Euro, Expiry date not mentioned (French)
services.google.com/marketing/links/awo-fr-oa-sitetourm-min/ - 50 Euro, Expiry date not mentioned (French)
services.google.com/marketing/links/it-parole/ - 50 Euro, Expiry date not mentioned (Italian)
services.google.com/marketing/links/it-awo-oa-repubblica-1/ - 50 Euro, Expiry date not mentioned (Italian)
services.google.com/marketing/links/tegoedbon/ - 50 Euro, Expiry date not mentioned
services.google.com/marketing/links/awo-dk-jppolitik-3/ - 300 Danish kronem, Expiry date not mentioned (Danish)
services.google.com/marketing/links/awo-se-dagensmedia-2/ - 400 Swedish krona, Expiry date not mentioned (Swedish)

For translation use translate.google.com/translate_t