61.   The report said that there could have been miscommunication between the US crew and the Colombian air traffic controllers because of language problems.

62.   There could have been miscommunication between the US crew and Colombian air traffic controllers because of language problems, the report said.

63.   Language problems hampered authorities from determining the identities of the boat people or the circumstances of their arrival in the Philippines, Agustin said.

64.   Language problems may also have contributed to the crash, sources close to the ongoing investigation said.

65.   Ngugi also said there were language problems.

66.   Officials have ruled out sabotage as a cause for the crash, as well as weather conditions and language problems between the crew and ground control.