| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| why were trade unions originally formed | 0.71 | 0.4 | 6535 | 38 | 39 |
| why | 1.14 | 0.4 | 7990 | 23 | 3 |
| were | 0.09 | 0.6 | 9406 | 91 | 4 |
| trade | 1.58 | 0.6 | 624 | 12 | 5 |
| unions | 0.68 | 0.4 | 5796 | 46 | 6 |
| originally | 0.76 | 0.5 | 1161 | 14 | 10 |
| formed | 1.19 | 0.8 | 1032 | 9 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why were trade unions originally formed | 0.11 | 1 | 8020 | 39 |
| why were unions originally formed | 1.61 | 0.6 | 6361 | 45 |
| when were trade unions formed | 0.9 | 0.7 | 3071 | 81 |
| why unions were formed | 1.21 | 0.7 | 4974 | 20 |
| why did workers form trade unions | 1.2 | 0.5 | 9660 | 29 |
| why were unions created | 1.92 | 0.5 | 4042 | 99 |
| why were unions started | 1.4 | 1 | 3405 | 89 |
| reasons for the establishment of trade unions | 0.12 | 0.8 | 5202 | 9 |
| why do trade unions exist | 0.24 | 0.2 | 8404 | 25 |
| why were unions made | 0.32 | 0.2 | 4899 | 39 |
| the history of trade unions | 0.37 | 1 | 4300 | 11 |
| why did unions begin to form | 0.16 | 0.7 | 2688 | 17 |
| why did unions form | 0.17 | 0.7 | 7276 | 33 |
| why did unions start | 1.18 | 0.5 | 6846 | 52 |
| why was the national trades' union formed | 1.47 | 0.7 | 5282 | 7 |
| formation of trade unions | 1.35 | 0.1 | 213 | 10 |
| when did trade unions start | 1.73 | 0.2 | 2219 | 8 |
| trade unions definition history | 1.03 | 0.1 | 1075 | 97 |
