1-2 of about 2 matches for site:owinfs.org lengthy-period
https://owinfs.org/o/en/ministerials/3097
of October and thus save the Doha Round from a lengthy period of inactivity
https://owinfs.org/o/en/article/wto-negotiations-resume-after-summer-b...
of October and thus save the Doha Round from a lengthy period of inactivity