English verb conjugation
MAY INDEX

Regular verb: index - indexed - indexed

Affirmation

Simple form	V-ing form
I may index you may index he may index we may index you may index they may index	I may be indexing you may be indexing he may be indexing we may be indexing you may be indexing they may be indexing
Perfect	V-ing perfect
I may have indexed you may have indexed he may have indexed we may have indexed you may have indexed they may have indexed	I may have been indexing you may have been indexing he may have been indexing we may have been indexing you may have been indexing they may have been indexing

Negation

Simple form	V-ing form
I mayn't index you mayn't index he mayn't index we mayn't index you mayn't index they mayn't index	I mayn't be indexing you mayn't be indexing he mayn't be indexing we mayn't be indexing you mayn't be indexing they mayn't be indexing
Perfect	V-ing perfect
I mayn't have indexed you mayn't have indexed he mayn't have indexed we mayn't have indexed you mayn't have indexed they mayn't have indexed	I mayn't have been indexing you mayn't have been indexing he mayn't have been indexing we mayn't have been indexing you mayn't have been indexing they mayn't have been indexing

Interrogative form

Simple form	V-ing form
may I index? may you index? may he index? may we index? may you index? may they index?	may I be indexing? may you be indexing? may he be indexing? may we be indexing? may you be indexing? may they be indexing?
Perfect	V-ing perfect
may I have indexed? may you have indexed? may he have indexed? may we have indexed? may you have indexed? may they have indexed?	may I have been indexing? may you have been indexing? may he have been indexing? may we have been indexing? may you have been indexing? may they have been indexing?

Interro-negative form

Simple form	V-ing form
mayn't I index? mayn't you index? mayn't he index? mayn't we index? mayn't you index? mayn't they index?	mayn't I be indexing? mayn't you be indexing? mayn't he be indexing? mayn't we be indexing? mayn't you be indexing? mayn't they be indexing?
Perfect	V-ing perfect
mayn't I have indexed? mayn't you have indexed? mayn't he have indexed? mayn't we have indexed? mayn't you have indexed? mayn't they have indexed?	mayn't I have been indexing? mayn't you have been indexing? mayn't he have been indexing? mayn't we have been indexing? mayn't you have been indexing? mayn't they have been indexing?