48.1

GROUP

special group

a special new group of

a group of families

a problem group

a problematic group

be grouped into many groups

GROUP

48.2

CASE

new case

problematic new case

that is exactly the case

it was never the case

a simple case of

CASE

48.3

PERFECT

perfect case of

perfect new design

perfect product for

perfectly designed program

48.4

AMERICAN

a perfectly American case

every American family

American states and communities

American community and state leaders

among other Americans

group of American students

AMERICAN

48.5

INTERNATIONAL

American designed and international made

not just American but international

but also international

international program

group of international students

INTERNATIONAL

Audio Credits: NASA