Lyrics:

The Good, The Bad and The Ugly Theme song (Titles)
This instrumental does not have lyrics per se but rather vocalizations

This is my interpretation of Ennio Morricones theme song (Titles version) with some assistance from cited sources
Tom-tom drum beat starts
Soprano recorder1/wah, wah, wah2
Soprano recorder/wah, wah, wah
Soprano recorder/wah, wah, wah, wah
Soprano recorder/wah, wah, wah
Marching snare drum beat starts/chimes
Bass ocarina3/whistling4/ha who5
Bass ocarina/whistling/ho ho
Chimes/bass ocarina/whistling/who who
Bass ocarina/whistling/who who who who who
Electric guitar picking starts/snares
Go go go eh go6
Chimes/go go go ehgo
Chimes/go go/chimes/ehko
Chimes/go go go
Chimes
Male choir
Chimes
Galloping drum beat starts
Chimes/Ah~ah~ah~ah7/wah, wah, wah
Go go go chimes/Ah~ah~ah~ah /wah, wah, wah
Go ehko go chimes/Ah~ah~ah /wah, wah, wah, wah
Go ehko go go go
Chimes/Ah~ah~ah~ah /wah
Trumpets/sdfx8/male & female choir
Soprano recorder
Ah~ah~ah~ah
Soprano recorder
Chimes
Galloping drum beat starts/electric guitar picking starts
Male choir joined by female choir/strings
Soprano recorder/wah, wah, wah
Ah~ah~ah~ah /eh ko ehko go/wah, wah, wah
Soprano recorder/wah/eh ko go ro
Strings
Chimes
Strings