| frontier town | 3.16 | What is the frontier town? | ||
| frontier post | 2.11 | He was questioned by soldiers at a frontier post. | ||
| frontier region | 1.78 | The frontier region is plagued by a host of tribal insurgencies. | ||
| frontier area | 1.51 | And some fled to remote frontier areas to carry on the fight. | ||
| frontier control | 1.45 | Take their planned abolition of frontier controls. | ||
| frontier guard | 1.25 | Only frontier guards will be allowed to patrol the area. | ||
| frontier state | 1.05 | The frontier state for the adoption business is California. | ||
| frontier province | 0.86 | Rajasthan is a frontier province adjoining Pakistan. | ||
| frontier justice | 0.79 | Frontier justice was short and sweet. | ||
| frontier city | 0.72 | I did take a plane from Karachi to Peshawar, a Pakistani frontier city. | ||
| frontier zone | 0.66 | He said they would be guarding valleys along the frontier zone. | ||
| frontier crossing | 0.59 | Border troops fought a two-hour gun battle Tuesday with Taliban soldiers at a frontier crossing with Afghanistan. | ||
| frontier day | 0.59 | The ethic is as old as the tough frontier days. | ||
| frontier life | 0.59 | The rudeness of frontier life gradually diminished with time. | ||
| frontier spirit | 0.53 | The staid Braves can use a little frontier spirit. | ||
| frontier troop | 0.53 | Indian, Bangladeshi frontier troops trade fire over rape, murder, | ||
| frontier village | 0.53 | In turn, it has accused Indian intruders of killing three Bangladeshis at a frontier village. | ||
| frontier outpost | 0.46 | Fierce renegades terrorize a dusty frontier outpost. | ||
| frontier atmosphere | 0.26 | There was a frontier atmosphere to the business. | ||
| frontier check | 0.26 | President Jacques Chirac said Tuesday France may join within a few months, but he too faces right-wing opposition to end frontier checks. |