| difficulty breathing | 4.67 | She had difficulty breathing. | ||
| difficulty level | 1.84 | Multiple difficulty levels. | ||
| difficulty face | 0.92 | Few would dispute the difficulty girls face holding onto positive self-images. | ||
| difficulty finding | 0.39 | Did your organization have difficulty finding funding? | ||
| difficulty hearing | 0.39 | Some had difficulty hearing. | ||
| difficulty landing | 0.39 | A Russian cargo plane also had difficulty landing because the pilot could barely communicate with the control tower. | ||
| difficulty reading | 0.39 | I was having difficulty reading, which I put down to the poor light. | ||
| difficulty understanding | 0.39 | People have difficulty understanding. | ||
| difficulty working | 0.39 | Irvin said he has had difficulty working since the arrest. | ||
| difficulty money | 0.33 | States have great difficulty collecting money across state lines. | ||
| difficulty report | 0.33 | The so-called service difficulty reports, however, are not always filed. | ||
| difficulty approval | 0.26 | The airline may face difficulty winning approval for the flights. | ||
| difficulty bonding | 0.26 | Belinda was having difficulty bonding with the baby. | ||
| difficulty lie | 0.26 | Perhaps part of the difficulty lies in the extraordinary man who is his subject. |