"deep harmony" is correct and usable in written English.
You can use it to describe an ideal state of balance, peace and understanding between two or more entities. For example: "The relationship between the two groups was based on deep harmony."
In his intelligent and deeply researched foreword, Mr. Bowles quotes the parish priest of Balenciaga's Paris church saying that the couturier had a noble purpose and that "clothes were supposed to reveal the deep harmony, beauty in its purest form the reflection — beyond all distortions — of the Creator which everyone hides more or less in his inner self".
One of the most influential living jazz musicians tonight in two contexts: the first recreates the music of his solo acoustic-guitar album "One Quiet Night," with deep harmony and some beautiful, inward-gazing folk-pop ideas; the second is his dynamic trio, bringing it back to improvisation and jazz.
It might also be the case that AIDS brought the attention of straights to gay voices in the eighties and early nineties, according to the principle that John of Gaunt set forth in "Richard II" — "O, but they say the tongues of dying men / Enforce attention like deep harmony" — and that interest in the gay novel faded in tandem with journalistic coverage of the AIDS crisis.
Polkinghorne, knighted by the Queen for his contributions to England's national conversation on bioethics, embodies a deep harmony between science and religion.
Like a still lake undisturbed by waves or ripples, we are then able to see clearly into who we are and how we can live in deep harmony with the environment around us.
Although externally strict regarding obligations among members of society – especially with one's elders – these are based on deep harmony of the part with the whole.
Crooning vocals with deep harmonies.
The vamps were carried by Ladysmith's seven bass singers, whose voices blended like organ pipes for deep harmonies.
Another was mystical, arguing that there are deep harmonies in the universe which are reflected in the sort of buildings he liked.
The group's deep harmonies, which pulled gospel's soul stirring back toward blues, radiated solemnity as playfulness and emotionalism added delight.
Jovinos personal style is a creative blend of energetic grooves, deep harmonies, telepathic improvisation, lyrical melodies and great ensemble playing, always inspired and informed by the colorful richness of Brazilian music.
