Buldozing or Bulldozing: How To spell?
The word Buldozing is misspelled against Bulldozing, which is present continuous of "Bulldoze"
Bulldozing has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings bu & dozing which should not be misspelled with single 'L'
Wrong Spelling:  bu-l-dozing  Correct Spelling:  bu-ll-dozing 
Check more misspelled words of Bulldozing to spell it correct.