1) How do you ask a dead person what he wanted to say to a social worker or why did he dial a Dubai number. Based on these things you could make allegations to random people but if the aarushi's parents have come out clean in the investigations....why grill them over questions whose answers they might not be knowing.
2)Weird things happen, dead body of a woman with a height of more than 5 feet was burnt in a single tandoor (Naina Sahni case)....seemed weird initially but details of how it was done could be found out only after proper research by police....khukri might be a big thing to flush down...but there are other possibilities....you can possibly force down stuff through commode by applying thrust or pressure.....
Talwar couple didnt hear the noise..and CBI has well probed it...some people do not hear sounds when they are asleep.....a/c sound closed door ...hemraj wasnt being murdered in aarushi's room...maybe while he was being dragged upstairs...he was threatened for life to not make any noise...maybe he didnt know he would be killed on terrace while they were dragging him upstairs...they might be beating or threatening him to not speak or make a noise...and once they all reached terrace they killed him
I am again saying these are all mere possibilities and everything needs investigations....yet the searches done till now dont seem to be entorely rubbish...and no proof is against Talwars...lets stop slandering them if there is no proof against them Terrace being l