Found the following hamletworks.org entries referring to line 3337-8

View Commentary Note for 3337-38
3337-8 Clow. Cannot you tell that? euery foole can tell that, | it was {that} <the> 

View Material Textual Note for 3337-38
3337-8 Clow. Cannot you tell that? euery foole can tell that, | it was {that} <the> 

View Commentary Note for 3338-39
3338-9 very day that young Hamlet was borne: hee | that {is} <was> mad and sent into 
3339 England. 5.1.148