[lemma=thirty] [□=□] □
[lemma=thirty] [lemma=□] □
[lemma=thirty] [tag=□] □
Even though most represent safe Republican districts , only six Senate seats and 16 House seats would have to change hands to give Democrats control of Congress , and there is growing concern among Republicans that they could lose their grip on both chambers if the midterm election turns into a referendum on a president with approval ratings in the thirties or worse . They will know that women can still marry at the age of thirty or later , and that marriage can be a kind of partnership between two friends . There are fuel efficient vehicles out there today - - maybe not too many that get 40 m.p.g ., but plenty that 'll get thirty or better . " ( T ) here is growing concern among Republicans that they could lose their grip on both chambers if the midterm election turns into a referendum on a president with approval ratings in the thirties or worse . Two asterisks " * * " means the projections are from thirty or fewer interviews . The Alliance went into China , oh say [ pauses ] thirty or ... At campuses other than University Park , the average class size is usually thirty or fewer students . From 1989 through 1993 , approximately 63 percent of all lower division classes had thirty or fewer students , and 70 percent of all upper division classes had thirty or fewer students .