diff --git a/1078.occurrences-after-bigram.js b/1078.occurrences-after-bigram.js
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+++ b/1078.occurrences-after-bigram.js
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+/* URL of this problem
+ * https://leetcode.com/problems/occurrences-after-bigram/description/
+ *
+ * @param {string} text
+ * @param {string} first
+ * @param {string} second
+ * @return {string[]}
+ */
+
+var findOcurrences = function(text, first, second) {
+    const Words = text.split(" ");
+    const ThirdWords = [];
+
+    for (let i = 0; i < Words.length - 2; i++) {
+        const CurrFirst = Words[i];
+        const CurrSecond = Words[i + 1];
+        const CurrThird = Words[i + 2];
+
+        if (CurrFirst === first && CurrSecond === second) {
+            ThirdWords.push(CurrThird);
+        }
+    }
+
+    return ThirdWords;
+};
+
+module.exports = findOcurrences;
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diff --git a/findOcurrences.test.js b/findOcurrences.test.js
new file mode 100644
index 00000000..5305e981
--- /dev/null
+++ b/findOcurrences.test.js
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+const findOcurrences = require("./1078.occurrences-after-bigram");
+
+test("Return an array of all the third words after first and second in its occurrence order", () => {
+    expect(findOcurrences("alice is a good girl she is a good student", "a", "good"))
+    .toEqual(["girl","student"]);
+});
+
+test("Return an empty array if the input text is empty", () => {
+    expect(findOcurrences("", "a", "good"))
+    .toEqual([]);
+});
+
+test("Return an empty array if the input first is empty", () => {
+    expect(findOcurrences("alice is a good girl she is a good student", "", "good"))
+    .toEqual([]);
+});
+
+test("Return an empty array if the input second is empty", () => {
+    expect(findOcurrences("alice is a good girl she is a good student", "a", ""))
+    .toEqual([]);
+});
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