myDocList = []
myDict = {}

def tokenizeDoc(myFile):
    global myDocList
    file = open(myFile)

    for line in file:
        myDocList.extend(line.split())

def bestMatch(word):
    global myDict
    
    if myDict.get(word) == None:
        return []
    else:
        return myDict[word].split()

def addWord(word):
    global myDict

    myDict[word] = word