毫无

have not the least trace/clue

nowhere to be found

total lack of principle

be utterly useless; be good for nothing

have no objection at all

go without saying; be beyond question; be out of question

have not the slightest hope; be entirely hopeless

admit of no exception; without any exception

be good for nothing; be not worth a straw

be free from all inhibitions; without any misgivings whatsoever; without the slightest hesitancy

be entirely groundless

be utterly unjustifiable; beyond reason; without any valid grounds

have no sincerity at all

without reservation

be at a complete loss (as to what to do)