| Share | Phrase |
| 41.91% | manifold [amount] pressure |
| 7.37% | manifold [amount] sensor |
| 6.00% | manifold [amount] vacuum |
| 4.98% | manifold [amount] pb |
| 4.98% | manifold [amount] section |
| 4.31% | manifold [amount] pm |
| 2.76% | manifold [amount] system |
| 2.49% | manifold [amount] pipe |
| 1.89% | manifold [amount] signal |
| 1.73% | manifold [amount] assembly |
| 1.33% | manifold [amount] intake |
| 1.26% | intake [attribute] manifold |
| 1.26% | manifold [amount] pba |
| 1.15% | manifold [amount] block |
| 1.14% | manifold [amount] part |
| 1.13% | manifold [amount] temperature |
| 1.11% | manifold [amount] gauge |
| 1.07% | manifold [amount] portion |
| 0.89% | manifold [amount] injection |
| 0.88% | manifold [amount] conduit |
| 0.88% | manifold [amount] head |
| 0.77% | manifold [amount] map |
| 0.68% | manifold [amount] chamber |
| 0.61% | manifold [amount] unit |
| 0.58% | manifold [amount] means |
| 0.54% | manifold [amount] opening |
| 0.54% | manifold [amount] downstream |
| 0.52% | manifold [amount] passageway |
| 0.51% | manifold [amount] aid |
| 0.48% | manifold [amount] seal |
| 0.47% | manifold [amount] detector |
| 0.46% | manifold [amount] value |
| 0.44% | manifold [amount] entrance |
| 0.43% | manifold [amount] line |
| 0.42% | manifold [amount] change |
| 0.42% | manifold [amount] valve |
| 0.40% | manifold [amount] structure |
| 0.36% | manifold [amount] circuit |
| 0.34% | manifold [amount] passage |
| 0.31% | manifold [amount] effect |