java - How to iterate on hashmap that have k,v of string and list? -

i have hashmap this:

hashmap<string, list<string>> total=new hashmap<>(); 

and have hashmap k,v , want iterate , print each key key values have including duplicates, , each duplicate print key again, this:

123   john  123   tom  123   jack  234   terry  234   jeniffer  345   jacob  555   sara 

for (map.entry<string, list<string>> entry : total.entryset()) {   (string s : entry.getvalue()) {     system.out.println(entry.getkey() + " " + s);   } }