Update app.py

app.py

@@ -88,8 +88,8 @@ if lang is not None:
 
   st.write("## Older Codes")
 
-  st.write(f"ISO 639-3 'alpha3' code, 'terminology' variant (deprecated): {t_variant}")
-  st.write(f"ISO 639-3 'alpha3' code, 'bibliographic' variant (deprecated): {b_variant}")
+  st.write(f"ISO 639-3 'alpha3' code, 'terminology' or 'T' variant (deprecated): {t_variant}")
+  st.write(f"ISO 639-3 'alpha3' code, 'bibliographic' or 'B' variant (deprecated): {b_variant}")
   
   # ethnologue prefers T for german (deu), and T for French
   st.write(f"If it exists, the ISO 639 Code Tables entry for the T variant would be at https://iso639-3.sil.org/code/{t_variant}. That is also the code variant that typically has a working link to Ethnologue.")