Fixes another batch of typos. (#20234)

code/game/objects/structures/ai_core.dm

@@ -115,7 +115,7 @@
 							state = 4
 							icon_state = "4"
 				else
-					user << "<span class='warning'>You need two sheets of reinforced glass to insert them into AI core!</span>"
+					user << "<span class='warning'>You need two sheets of reinforced glass to insert them into the AI core!</span>"
 				return
 
 			if(istype(P, /obj/item/weapon/aiModule))

code/game/objects/structures/aliens.dm

@@ -50,7 +50,7 @@
 
 /obj/structure/alien/gelpod
 	name = "gelatinous mound"
-	desc = "A mound of jelly-like substance incasing something inside."
+	desc = "A mound of jelly-like substance encasing something inside."
 	icon = 'icons/obj/fluff.dmi'
 	icon_state = "gelmound"
 

code/game/objects/structures/signs.dm

@@ -228,7 +228,7 @@
 
 /obj/structure/sign/xenobio
 	name = "\improper XENOBIOLOGY"
-	desc = "A sign labelling an area as a place where xenobiological entites are researched."
+	desc = "A sign labelling an area as a place where xenobiological entities are researched."
 	icon_state = "xenobio"
 
 /obj/structure/sign/directions/science

code/game/objects/structures/tank_dispenser.dm

@@ -54,7 +54,7 @@
 	else
 		return ..()
 	if(full)
-		user << "<span class='notice'>[src] can't hold anymore of [I].</span>"
+		user << "<span class='notice'>[src] can't hold any more of [I].</span>"
 		return
 
 	if(!user.drop_item())