31.   Mercedes engineers have worked almost as hard to placate environmentalists as it has to satisfy safety mavens.

32.   Mosquito engineers were working with a transposable element called P, which had been used for years in Drosophila.

33.   Netscape engineers are working to determine if there is a bug as reported by Cabocomm.

34.   On the Long Island Rail Road, engineers do not work split schedules.

35.   Our engineers have worked tirelessly day and night searching for an optimal solution.

36.   Previously, engineers worked in one building, while marketing executives were in another.

37.   Russian engineers are working on it.

38.   She said that the emergency operations center and city engineers were working around the clock and that the city had requested help from the state National Guard.

39.   Suddenly, you realize that even the most brilliant robot that the most brilliant engineers have worked on for years and years is still dumber than an insect.

40.   Textile engineers are working to create so-called phase-change fabrics that keep the body perpetually comfortable and sweat-free.