Is there any hope for my teeth? (photos)

how can i fix this is there any hope ? i did upper front 6 teeth veneer , after 3 years 3 of them fall down, the 3 right teeth are drilled and prepared to be filled .. it's still empty without root , and the teeth are to small am afraid to lose them cause the result of the X Ray the inside teeth are healthy and very well ,, only the cover and the color ,, so Doctors i'm suffering now, i can't smile i failed with jobs interviews, i need only words are they able to be fixed Thank you.

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