| teen pregnancy | 11.52 | Ditto teen pregnancy. | ||
| unwanted pregnancy | 9.74 | The tragedy is unwanted pregnancy. | ||
| teen-age pregnancy | 8.03 | Prevent teen-age pregnancy. | ||
| teenage pregnancy | 4.02 | The high rate of teenage pregnancy disturbs me a great deal. | ||
| unplanned pregnancy | 2.04 | Unplanned pregnancies kill them. | ||
| early pregnancy | 1.97 | Their early marriages cause early pregnancy. | ||
| first pregnancy | 1.84 | No, my first pregnancy. | ||
| difficult pregnancy | 1.78 | It was a difficult pregnancy. | ||
| unintended pregnancy | 1.65 | ...unintended pregnancies. | ||
| high-risk pregnancy | 1.58 | She was a high-risk pregnancy and never knew it. | ||
| successful pregnancy | 1.45 | Most women with high blood pressure can have a successful pregnancy, Hall said. | ||
| second pregnancy | 1.32 | She and John kept the second pregnancy to themselves. | ||
| subsequent pregnancy | 0.79 | The rash can recur in subsequent pregnancies. | ||
| molar pregnancy | 0.72 | In about one case in five, a molar pregnancy turns into a trophoblastic malignancy. | ||
| normal pregnancy | 0.72 | She said midwives handle only normal pregnancies on their own. | ||
| healthy pregnancy | 0.66 | Are there any steps I can take to prepare for a healthy pregnancy? | ||
| premarital pregnancy | 0.59 | There are drugs and alcohol to worry about, not to mention sex, AIDS, and premarital pregnancy. | ||
| unwed pregnancy | 0.59 | They agreed that unwed teen pregnancy is bad. | ||
| adolescent pregnancy | 0.53 | Now, it has the lowest rate of adolescent pregnancy in the nation. | ||
| late pregnancy | 0.53 | Robinson, once a boarder at the house, was in late pregnancy when she died, officials said. |