11.   Its labor costs are high and its labor relations sour.

12.   Relations soured not long after Meles and Isaias took power.

13.   Relations soured, nevertheless, in May when Clinton decided to grant a visa to Taiwan President Lee Teng-hui.

14.   Relations soured between the two wineries in March and worsened two months later in a highly publicized trademark lawsuit.

15.   Two months after President Robert Mugabe bowed to election results and welcomed an opposition into the Parliament for the first time with promises of cooperation, relations have soured.

16.   U.S.-China relations soured last year over a series of allegations of sales of nuclear and chemical weapons technology to Iran and Pakistan.

17.   With Lyova Kopelev, our relations soured only at the end, but were very warm and good before that.

18.   As relations soured, the Bonino accused Canada of piracy and warned of economic sanctions, and Spain threatened to cut diplomatic links with its NATO ally.

19.   As relations soured, the EU accused Canada of piracy and warned of sanctions while Spain threatened to cut diplomatic links with its NATO ally.

20.   As relations soured, the EU accused Canada of piracy, and Spain threatened to cut diplomatic links with its NATO ally.