| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| urban railway system | 0.8 | 0.8 | 7494 | 40 | 20 |
| urban | 0.48 | 0.4 | 2933 | 52 | 5 |
| railway | 1.45 | 0.2 | 2438 | 76 | 7 |
| system | 1.58 | 0.6 | 4614 | 68 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| urban railway system | 1.75 | 0.6 | 8259 | 8 |
| urban railway system crossword clue | 0.34 | 0.1 | 7311 | 39 |
| standard urban railway system for asia | 1.73 | 0.1 | 1068 | 86 |
| urban railway system crossword | 1.22 | 1 | 6520 | 62 |
| city railways crossword clue | 0.91 | 1 | 1595 | 9 |
| largest railway system in asia | 1.54 | 0.7 | 7760 | 17 |
| railway system in china | 0.41 | 0.6 | 4029 | 32 |
| south east asia railway | 1.15 | 0.2 | 2002 | 33 |
| urban rail transit in china | 0.34 | 0.8 | 2299 | 26 |
| urban rail transit system | 1.56 | 1 | 6519 | 16 |
| south korean rail system | 0.42 | 0.9 | 3049 | 3 |
| national standards for urban rail transit | 0.43 | 0.5 | 6704 | 35 |
| largest railway network in the asia | 1.37 | 1 | 2758 | 47 |
| high speed rail in asia | 1.02 | 0.3 | 4308 | 67 |
