In Heinmann "Setswana ya Mophato" by Emang Butale, Mpho Mmopi, Dimakatso Mahlanza ISBN 0-7962-0156-0 circumflex accents are used on ô ê to indicate @???@ | In Heinmann "Setswana ya Mophato" by Emang Butale, Mpho Mmopi, Dimakatso Mahlanza ISBN 0-7962-0156-0 circumflex accents are used on ô ê to indicate @???@ |