21. U . S . officials have ruled out a treaty, but previously said written guarantees might be possible. 22. In 1962 Moreland had a written guarantee that the great Stanley Matthews would play eight games with the club. 23. Riley is believed to be seeking a written guarantee stating his future with the Chargers will extend past this season. 24. The UNHCR said the Cambodian government has provided a written guarantee to the agency for the safety of the returnees. 25. "I suppose there will be a written guarantee from NATO, " he said at the news conference 26. Qualcomm gave a written guarantee that Bliss would not leave the city, according to the U . S . Embassy. 27. In return for the aid, Laerk said, the EU received written guarantees from Finance Minister Herbert Murerwa on spending. 28. The government sent overnight Wednesday a written guarantee to underwrite doctors with UMP coverage against medical damages claims until June 30. 29. These include a written guarantee not to challenge North Korea's security, as well as economic and other assistance. 30. The League lost the case, with the judge ruling that it had " failed to extract sufficient written guarantees ".