-  A cough symbolizes a lack of self-confidence and submission to rules. Alternatively, it may indicate a fear of revealing a long-held secret. 
 
-   to have a cough  - fear and uncertainty about the future 
 
-   to hear from someone  - someone to refuse your request 
 
-   hear tuberculosis  - you make the wrong choice in some important matters 
 
-   cough while spitting out blood  - you waste too much time on pointless actions. 
 
                