| Relevance | Word | Links |
| 100.00% | magnetohydrodynamic | Concordance - Matched context |
| 91.32% | continuous-flow | |
| 72.87% | free-flow | |
| 72.87% | magneto-hydrodynamic | |
| 72.87% | multipolar | |
| 72.87% | tachometric | |
| 62.58% | brake-increasing | |
| 62.09% | internal-combustion | Concordance - Matched context |
| 60.79% | thermophotovoltaic | Concordance - Matched context |
| 59.69% | aero | |
| 59.69% | air-breathing | |
| 59.69% | air-compressing | |
| 59.69% | alcohol-fueled | |
| 59.69% | auto-ignited | |
| 59.69% | compression-ignited | |
| 59.69% | compression-ignited internal combustion | |
| 59.69% | crank-type | |
| 59.69% | crankshaft-type | |
| 59.69% | cross-scavenged | |
| 59.69% | diesel-operated | |
| 59.69% | diesel-type | |
| 59.69% | direct-injected | |
| 59.69% | direct-injecting | |
| 59.69% | downsized | |
| 59.69% | dual-fueled | |
| 59.69% | expander-type | |
| 59.69% | four-cycle internal combustion | |
| 59.69% | four-cylindered | |
| 59.69% | fuel-consuming | |
| 59.69% | fuel-injected | |
| 59.69% | gas-coupled | |
| 59.69% | gas-fueled | |
| 59.69% | gaseous-fueled | |
| 59.69% | gasoline-burning | |
| 59.69% | gasoline-fueled | |
| 59.69% | gasoline-powered | |
| 59.69% | high-efficiency | |
| 59.69% | high-output | |
| 59.69% | high-powered | |
| 59.69% | horizontal opposed type | |
| 59.69% | horizontally-opposed | |
| 59.69% | hydrogen-fueled | |
| 59.69% | ignition-type | |
| 59.69% | injection-type | |
| 59.69% | l-head | |
| 59.69% | loop-scavenged | |
| 59.69% | low-noise | |
| 59.69% | mixture-compressing | |
| 59.69% | multi-cylinder internal combustion | |
| 59.69% | multi-valve | |