| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| engineer units in vietnam war | 0.72 | 0.4 | 8302 | 21 |
| combat engineer units in vietnam | 1.72 | 0.5 | 829 | 64 |
| army engineers vietnam war | 0.23 | 0.7 | 2617 | 42 |
| combat engineers in vietnam war | 0.38 | 0.5 | 4267 | 6 |
| army combat engineer vietnam war | 0.43 | 0.5 | 6901 | 33 |
| army engineers in vietnam | 1.11 | 0.3 | 4677 | 92 |
| army engineer battalions in vietnam | 1.71 | 0.4 | 7536 | 80 |
| army combat engineers in vietnam | 1.27 | 0.9 | 9009 | 9 |
| us army engineer command vietnam | 0.79 | 0.7 | 6075 | 67 |
| combat engineers in vietnam | 0.96 | 0.8 | 4186 | 44 |
| army units in vietnam war history | 0.28 | 0.2 | 8324 | 87 |
| units in vietnam war | 1.54 | 0.5 | 1952 | 45 |
| army units in vietnam war | 0.66 | 1 | 1734 | 100 |
| army units in vietnam war by operation | 1.55 | 0.7 | 2636 | 3 |
| combat engineers in vietnam 1969 | 2 | 0.8 | 3346 | 75 |
| marine combat engineers in vietnam | 1.97 | 0.2 | 1629 | 48 |
| us army engineer group vietnam | 0.88 | 0.3 | 2539 | 87 |
| vietnam engineers 1967 1968 1969 | 0.37 | 0.9 | 4289 | 40 |
