| criminal background | 14.35 | Do any have criminal backgrounds? | ||
| ethnic background | 13.10 | Ethnic background? | ||
| different background | 12.77 | Different backgrounds. | ||
| military background | 6.25 | Many already have a military background. | ||
| family background | 6.12 | But family background is not. | ||
| similar background | 5.20 | We have similar backgrounds. | ||
| white background | 4.67 | White background. | ||
| educational background | 4.41 | What is her educational background? | ||
| extensive background | 4.34 | Jarvis has an extensive background in retail. | ||
| diverse background | 3.69 | His kids come from diverse backgrounds. | ||
| religious background | 3.55 | His religious background is Roman Catholic. | ||
| black background | 3.03 | The letters were white on a black background. | ||
| instant background | 2.90 | Bush supports instant background checks at gun shows. | ||
| cultural background | 2.83 | My cultural background is Assyrian, American. | ||
| historical background | 2.70 | He supplied Abdul-Jabbar with historical background. | ||
| strong background | 2.70 | Greenberg has a strong background in finance. | ||
| blue background | 2.50 | ...roses patterned on a blue background. | ||
| academic background | 2.30 | What is his academic background? | ||
| racial background | 2.24 | Few acquaintances knew his racial background. | ||
| political background | 2.17 | There is no political background to the delays. |