var productsQuery = {
    $or: [{
        "productName": "QP2520 & QP2530",
        "brandName": "Philips"
    }, {
        "productName": "QP6510 & QP6520",
        "brandName": "Philips"
    }, {
        "productName": "QP210 & QP220",
        "brandName": "Philips"
    }, {
        "productName": "HE Wake-Up Light HF3520",
        "brandName": "Philips"
    }, {
        "productName": "LE Wake-Up Light HF3505",
        "brandName": "Philips"
    }, {
        "productName": "S9000 HE",
        "brandName": "Philips"
    }, {
        "productName": "S7000 ME",
        "brandName": "Philips"
    }, {
        "productName": "BT7000",
        "brandName": "Philips"
    }, {
        "productName": "Nose Trimmer 3000",
        "brandName": "Philips"
    }, {
        "productName": "HC9000 series",
        "brandName": "Philips"
    }, {
        "productName": "HC3000",
        "brandName": "Philips"
    }, {
        "productName": "Satinelle Low End",
        "brandName": "Philips"
    }, {
        "productName": "Satinelle Advanced - ME",
        "brandName": "Philips"
    }, {
        "productName": "Satinelle Prestige - HE",
        "brandName": "Philips"
    }]
};

var ts = db.products.distinct('reviewTitles', productsQuery);

var c=db.textcontents.count({
    'appearedOn.title': {
        $in: ts
    },
    language: {
        $nin: ['en', 'us', 'gb', 'gb-in']
    },
    translation:null
});
print(c)