| new research | 38.18 | But not for a wallaby, says new research. | ||
| medical research | 35.48 | Statistics are integral to medical research. | ||
| scientific research | 34.10 | ...a scientific research establishment. | ||
| further research | 17.25 | Further research is needed. | ||
| recent research | 16.39 | But the new box cars are inspired by recent research. | ||
| basic research | 11.85 | Funds for basic research. | ||
| extensive research | 10.40 | But he had his extensive research to go on. | ||
| biomedical research | 9.02 | Biomedical research has become my life. | ||
| previous research | 8.89 | Previous research suggested the ailment is inherited. | ||
| genetic research | 7.70 | Genetic research holds great promise. | ||
| academic research | 6.45 | She is the subject of academic research. | ||
| latest research | 6.19 | Latest research shows fruitcake healthy? | ||
| private research | 6.19 | But private research gets no public scrutiny. | ||
| nuclear research | 5.92 | Iran has two nuclear research facilities. | ||
| federal research | 5.79 | Federal research funding is increasing. | ||
| independent research | 5.79 | An independent research firm, Parexel, will run the lottery. | ||
| joint research | 5.40 | Their joint research paid off in a big way. | ||
| major research | 5.20 | A. Two major research areas. | ||
| clinical research | 5.13 | Miller stressed that clinical research must go on. | ||
| economic research | 4.81 | J.P. Morgan did best in economic research, the magazine said. |