| national laboratory | 2.76 | ...the national bacteriological laboratory. | ||
| independent laboratory | 2.50 | A number of independent laboratories agree with him. | ||
| medical laboratory | 2.44 | He ran a medical laboratory and had four children, she said. | ||
| private laboratory | 2.37 | So all tribals have to run to private laboratories for any pathological tests. | ||
| forensic laboratory | 2.17 | The team from the Fulham forensic laboratories. | ||
| new laboratory | 2.04 | The money we raise will be used for fitting out a new laboratory. | ||
| federal laboratory | 1.84 | The sheep were euthanized and tested at a federal laboratory in Iowa in March. | ||
| nuclear laboratory | 1.84 | The Los Alamos nuclear laboratory remains closed. | ||
| testing laboratory | 1.71 | Dr. Don Catlin runs the Olympic drug testing laboratory at UCLA. | ||
| state laboratory | 1.45 | It is placed in a vial and shipped off to a state laboratory. | ||
| different laboratory | 1.25 | But when he conducts research on human cells, he must move to an entirely different laboratory. | ||
| clinical laboratory | 1.18 | Consider Quest Diagnostic, a provider of clinical laboratory services. | ||
| chemical laboratory | 1.12 | You will do experiments, usually working in pairs, in a chemical laboratory. | ||
| small laboratory | 1.12 | The lower floor will house cargo and a small laboratory. | ||
| orbiting laboratory | 1.05 | Without it, future assembly of the new orbiting laboratory would be stalled. | ||
| scientific laboratory | 1.05 | Others lobbied for a scientific laboratory or a library. | ||
| controlled laboratory | 0.99 | Controlled laboratory studies produced similar results. | ||
| sophisticated laboratory | 0.99 | Heroin is derived from opium though a sophisticated laboratory process. | ||
| british laboratory | 0.79 | We spoke to him in his British laboratory. | ||
| clandestine laboratory | 0.79 | As a result, Ecstasy is now manufactured only in clandestine laboratories. |