I may code you may code he may code we may code you may code they may code
V-ing form
I may be coding you may be coding he may be coding we may be coding you may be coding they may be coding
Perfect
I may have coded you may have coded he may have coded we may have coded you may have coded they may have coded
V-ing perfect
I may have been coding you may have been coding he may have been coding we may have been coding you may have been coding they may have been coding
Negation
Simple form
I mayn't code you mayn't code he mayn't code we mayn't code you mayn't code they mayn't code
V-ing form
I mayn't be coding you mayn't be coding he mayn't be coding we mayn't be coding you mayn't be coding they mayn't be coding
Perfect
I mayn't have coded you mayn't have coded he mayn't have coded we mayn't have coded you mayn't have coded they mayn't have coded
V-ing perfect
I mayn't have been coding you mayn't have been coding he mayn't have been coding we mayn't have been coding you mayn't have been coding they mayn't have been coding
Interrogative form
Simple form
may I code? may you code? may he code? may we code? may you code? may they code?
V-ing form
may I be coding? may you be coding? may he be coding? may we be coding? may you be coding? may they be coding?
Perfect
may I have coded? may you have coded? may he have coded? may we have coded? may you have coded? may they have coded?
V-ing perfect
may I have been coding? may you have been coding? may he have been coding? may we have been coding? may you have been coding? may they have been coding?
Interro-negative form
Simple form
mayn't I code? mayn't you code? mayn't he code? mayn't we code? mayn't you code? mayn't they code?
V-ing form
mayn't I be coding? mayn't you be coding? mayn't he be coding? mayn't we be coding? mayn't you be coding? mayn't they be coding?
Perfect
mayn't I have coded? mayn't you have coded? mayn't he have coded? mayn't we have coded? mayn't you have coded? mayn't they have coded?
V-ing perfect
mayn't I have been coding? mayn't you have been coding? mayn't he have been coding? mayn't we have been coding? mayn't you have been coding? mayn't they have been coding?