diff --git a/src/app/strings.ts b/src/app/strings.ts
index 772d4b9..7bf991a 100644
--- a/src/app/strings.ts
+++ b/src/app/strings.ts
@@ -5,13 +5,18 @@ export const strings = Object.freeze({
   allFieldRequired: 'all fields are required',
   company: 'company',
   constacts: 'contacts',
+  contactsName: "Contact's name",
+  contactsCompany: "Contact's company",
+  contactsPhone: "Contact's phone",
   contactList: 'contact list',
   editContact: 'edit contact',
+  editTheContact: 'edit the contact',
   errorMessageMaxLength: (maxLen: number) => `Must be ${maxLen} characters or fewer.`,
   errorMessageMinLength: (minLen: number) => `Must be at least ${minLen} characters long.`,
   errorMessagePhonePattern: `Valid format: + (optional) plus 12 to 15 digits`,
   errorMessageRequired: 'This field is required.',
   name: 'name',
   phone: 'phone',
-  searchContactPlaceholder: 'Search contact...'
+  save: 'save',
+  searchContactPlaceholder: 'Search contact...',
 });