Focus on the pronunciation of string
English definition of “string”
/strɪŋ/ noun [C]
pull strings › (also US pull wires) to use your power or influence to get what you want: She became a journalist for one of the UK's top newspapers after her father pulled strings.
pull the strings › the person who pulls the strings in a particular organization, situation, etc. makes the important decisions about it and controls it: Shareholders are concerned because they no longer really know who is pulling the strings at the bank.