Kammala wannan jumla: Wani ra'ayi mai alaƙa shine siginar lambar sau ɗaya, wanda aka yi amfani da shi sau ɗaya kawai; misali, "Alpha" don "aikin da aka kammala", "Bravo" don "aikin ya gaza" ko ma "Fitilar" don "
Allied mamaye Faransa Arewacin Afirka "ba za a iya" decrypted "a cikin wani m ji na kalmar. Fahimtar saƙon zai buƙaci ƙarin bayani, sau da yawa 'zurfin' maimaitawa, ko wasu nazarin zirga-zirga. Koyaya, irin waɗannan dabarun (duk da cewa galibi ana amfani da su ta hanyar ainihin masu aiki, da masu horar da ƙwallon baseball) ba su da ƙirar ɓoye-ɓoye a cikin kowane ma'ana mai mahimmanci.