1.   The flight was delayed due to technical difficulties.

2.   The technical difficulty in bringing the changes to fruition says something about how dramatic they are.

3.   We thank you for your forbearance while we attend to the technical difficulties interrupting the TV program.

4.   The Presidents of Russia and Lithuania postponed until October the actual signature of a treaty on troop withdrawal, due to technical difficulties.

5.   Disease free mucosa from cancer patients was not studied in the present investigation because of the technical difficulty of taking a second biopsy after the tumour had been removed.

6.   The failure of studies to show this clearly is probably related to the technical difficulties involved in measuring meal stimulated acid secretion.

7.   The use of large datasets and sophisticated econometric techniques is impressive but invariably proceeds only in the face of technical difficulties that weaken confidence in the results.

8.   In three cases technical difficulties were encountered at the time of surgery and the procedure was acknowledged to have been inadequate in terms of gastric devascularisation.